A bizarre call for help, criminal profiler Fang Rijin (played by Chan Jiale) actually received a call from the future, and multiple shocking and brutal murders were about to happen!Ri Jin, together with the female police chief Xing Kelan (played by Chen Xiaohua) and his assistant Zhuang Dingqin (played by Ruan Haozhong) tried to prevent the murder, but the murderer seized the opportunity. Ri Jin met the most powerful opponent, a serial killer with extremely high intelligence!The call from the future was connected again, and Rijin finally discovered that the person calling him was actually Kelan from the future!In the future, Kelan is in crisis, and sadly tells the shocking truth that they will fall in love. Unfortunately, Ri Jin ends up losing his life at the hands of a serial killer!The call ended, and Kelan's future life and death were uncertain. Rijin had lost contact with the future, and the serial killer was approaching them step by step!The death clock keeps counting down, and one murder case after another that is difficult to solve continues to occur. Ri Jin must race against time to catch the serial killer as soon as possible and change the future. However, Ri Jin discovers that the real murderer has been around him all along...

Episode 1

Fang Yat Jin (played by Chan Jiale) discovered that his father Fang Yixin (played by Lu Zhenshun), a lawyer, was engaged in illegal activities. He gave up studying law in anger and left Hong Kong to study criminal psychology.At the same time, a reporter died accidentally. Policewoman Xing Kelan (played by Chen Xiaohua) learned that the accident involved wealthy businessman Fan Guohong, but was blocked by her boss from investigating, so she had to investigate secretly... Five years later, Ri Jin returned to Hong Kong to work as a university lecturer and was invitedAssisting the police in investigating the case, forensic assistant Zhuang Dingqin (Ruan Hao Zong)) found clues that allowed Ri Jin to profile the prisoner's habits... Ri Jin and Ding Qin found a body, and Kelan took it back to the police station for questioning, and finally found out the truth.Ri Jin received a request for help email from someone claiming to be Mary. Ri Jin contacted Mary but was surprised to see that Mary looked exactly the same as Kelan...

Episode 2

The call between Rijin and Mary was cut off instantly, and the email contained a photo attachment.Among them was a photo of a T letter written in blood. After searching, it was found that Ke Lan had lost his comrade five years ago while investigating Guo Hong.Ri Jin's friend Xie Difu informed that there seems to be a secret behind the forced reconstruction of Jing Yang Building related to the T word.Rijin was able to get on the phone with Mary again at the university, but when Kelan appeared, Mary disappeared.Rijin revealed clues about Jingyang Building to Keran, and Keran found out during the investigation!Ri-jin goes home and finds a certificate proving that Yi-shin is related to Guo-hong!Mary calls Ri Jin, and Ri Jin finally learns his true identity... On the other side, Kelan is being followed by a mysterious person!

Episode 3

Ke Lan found out that Yi Xin and Guo Hong were acquainted. When following Yi Xin, she met Ri Jin and managed to go to Fang's house to check.Ri Jin guessed Ke Lan's purpose, and when he was sending her away, he suddenly had a premonition that “ saw” that she would be in danger... Ri Jin's mother's account received a huge sum of money, and Ri Jin was convinced that it was from Yi Xin's criminal activities.Rijin wanted to find out what Kelan had found, but unexpectedly he and Dingqin were kidnapped!Rijin was rescued because of Dingqin, but Dingqin disappeared!Ri Jin angrily scolds Yi Xin, but Yi Xin is seriously injured in a car accident and is hospitalized, revealing his secret... Ri Jin returns to the mountain to find Ding Qin, but Yi Xin never wakes up.Ri Jin discovered that Ke Lan had spoken to Mary during his kidnapping...

Episode 4

Kelan found out the real cause of Yi Xin's car accident, and Ri Jin suspected that the incident was related to his kidnapping.Ruan Kang, a friend of Yi Xin who is a high-ranking official, visited the hospital and informed Ri Jin that Yi Xin had information about Guo Hong.At the same time, Mrs. Ruan asked Kelan for help, claiming to have evidence of Ruan Kang colluding with Guohong's officials and businessmen... Rijin found the note with the secret written in the letter, which was full of evidence of Guohong's crime. Just as he was about to hand it over to Kelan, Rijin suddenlyAfter answering Mary's video call, she saw Ri Jin in the future with her own eyes. The killer forced him into a white private car. There was a big explosion in the private car, and Ri Jin was buried in the sea of ​​​​fire on the spot!

Episode 5

Kelan privately informed the crime team to protect Mrs. Ruan. The incident alarmed her boss Jiao Zihong (played by Tan Kaiqi), and Kelan faced punishment.Mrs. Ruan concealed something, Ruan Kang finally escaped, and Guohong was still at large.Guohong's subordinate Ding Taichen was arrested for attacking Rijin, which became Guohong's only hope of proving his crime. However, Taichen pretended to be crazy in court and took all the charges.Rijin was unable to support the police because he was involved in the case, but he figured out a way to get Taichen to testify against Guohong, but he needed Keran's help... In another time and space, Mary was chased by Zihong and others, and Zihong pointed at Mary.Mary was accused of shooting and killing and became a wanted criminal, but refused to surrender and confronted Zihong...

Episode 6

Ke Lan seeks justice for her colleagues who were killed by Guo Hong, and is finally forgiven by his wife.Lan's mother He Shujuan (played by Gong Ci'en) does not want Kelan to be a policeman, so she asks her husband Xing Youshan to help plan a way out. Fortunately, Kelan is finally transferred back to the crime team.Ri Jin and Ding Qin collected psychological data on serial killers and went to the prison to interview the most brutal killer of the past, Lam Hong-sheng (played by Tam Wai-kuen). Hong Kong Sheng claimed to have changed his mind and turned a new leaf... Ke Lan had a good impression of Ri Jin and found an excuse to get together. Her friend Tao Xiaobao(played by He Yuandong) also waited for the opportunity to confess to Kelan but failed, but Kelan discovered that she and Dingqin were born on the same day in the same year and month.Keran lost her necklace at the birthday party, and Rijin helped her find it. Keran heard a romantic song on Rijin's phone, but it turned out that the song was closely related to Mary!

Episode 7

Rijin and Dingqin once again challenged Hong Kong students, and finally revealed their disguise of reforming themselves. It turned out that Hong Kong students still enjoyed killing people for fun.Ri Jin celebrated a make-up birthday for Kelan and Ding Qin. When Ding Qin was drunk, Candy, who claimed to be Ding Qin's girlfriend, appeared. Ri Jin found that the relationship between Candy and Ding Qin was very confusing, and Candy later had an affair with Ding Qin.There was a conflict and argument, and Dingqin was injured. After several interrogations, Dingqin finally confessed that he was actually injured by Candy.A young girl, Luo Xiuhui, is missing. Keran and Rijin help in the search. Unexpectedly, the investigation leads to the suspicion that Xiuhui was murdered by her sister, Luo Xiuting!In another time and space, Mary committed a serious crime. She had to escape Zihong's pursuit, and Ri Jin's life and death were uncertain. Finally, she found clues about Ri Jin's whereabouts in a unit...

Episode 8

Dingqin was sent to the hospital for treatment. After repeated questioning by Rijin and Kelan, Dingqin revealed that he and Candy were not actually a couple, but just a wishful unrequited love. She even disappeared after accidentally injuring Dingqin.Ri Jin and Kelan teamed up to lure Candy out, but encountered obstacles... Xiu Ting denied killing her sister Xiu Hui. During the cross-examination, her confession was inconsistent. She admitted that she killed Xiu Hui after a dispute, and then again.Ke Lan changed her claim to be innocent, but her confession was so contradictory that the police were exhausted. Ke Lan asked Ri Jin for help. After repeated tests, she learned that Xiu Ting suffered from "False Talk Syndrome" with distorted memory.Ri Jin managed to gain Xiu Ting's trust, and accompanied by Kelan, went up the mountain to reorganize the case. Xiu Ting finally remembered what happened that day, but Ri Jin and Kelan finally found Xiu Hui's body on the mountain!

Episode 9

Xiuhui's parents, Luo Qizhao and Zeng Pingli, were shocked to hear the news of their daughter's death and rushed to identify the body. They were heartbroken.Dingqin informed Keran that Xiuhui did not die from a hard object attack but from suffocation, so Xiuting could initially be ruled out as the murderer.Ri Jin foresees the scene where Qi Zhao pushes Xiu Ting downstairs. At the same time, the police also receive a report that Qi Zhao wants to harm Xiu Ting. Ri Jin and Keran want to prevent the tragedy from happening.Ke Lan found new drug clues on Xiu Hui's clothes and suspected that the murderer was actually related to Xiu Hui's boyfriend!During the investigation, Ri Jin even found out that Xiu Hui's grandmother Lu Meilan had something to hide.Ke Lan followed the clues provided by Xiu Hui's boyfriend. At the same time, Ding Qin also discovered in the mortuary that grandma Mei Lan was also involved in the murder...

Episode 10

Rijin, Kelan and Dingqin suspected that someone had committed a crime because of money and had murderous intentions towards Xiuhui.Follow the clues to learn more about the secrets between Xiu Hui and her family.Rijin and Dingqin couldn't find Meilan, but found Pingli unconscious in the hall of their home. Pingli claimed that her son had been taken away by Meilan as a threat because of a dispute with Meilan.Rijin and Dingqin found a small house, but it caught fire. Meilan was found injured and fainted outside the house. Dingqin entered the house to save his grandson, but was knocked unconscious. Rijin and others wanted to rescue Pingli's daughter.Son, the truth of the murder finally came to light.In another time and space, Mary is still tracking down Ri Jin's whereabouts. Zihong wants to arrest Mary because she is a wanted criminal involved in a murder case...

Episode 11

Rijin went to pay homage to Pingli and found that the flower pots at the murder scene were arranged in a “L” shape, which was suspected to be related to the T-shaped photo in Mary's email!Kelan was awarded a certificate of commendation for her heroic performance, but Ri Jin did not attend the award ceremony. Fortunately, he later sent a gift, which made Kelan feel sweet.Shujuan and Youshan found out that someone was sending Kelan home, and asked Kelan to take the person they liked home to meet.Ke Lan originally made an appointment with Ri Jin, but Ri Jin temporarily replaced him with Ding Qin... Zihong was transferred and became Ke Lan's boss again. At this time, a murder occurred, and the deceased was actually her apprentice Lu Wenhui, who was the star of the police force!In another time and space, Mary was hunted by Zihong again, and she did not hesitate to hurt Zihong in order to escape...

Episode 12

Zihong believed that Wenhui was seeking revenge. The autopsy report showed that Wenhui had a “S” letter plate inside his body. Zihong suspected that he was retaliated for investigating the sexual assault case... Shujuan was dissatisfied with Dingqin and encouraged Xiaobao to pursue Kelan. At the same time,Looking for a partner for Kelan, he was very satisfied with Fang Rijin, the son of the guest Chen Meiyuan.Ri Jin revisits the rooftop where Ping Li jumped from the building and finds many doubts.Rijin took the initiative to ask Dingqin to investigate in the bar, and assisted Kelan in catching Mr. S, the suspect in the sexual assault case, and revealed a major secret!Rijin analyzed the S character in Wen Hui's case and thought of the L-shaped flower pots on the rooftop and the T-shaped photo in Mary's email. He thought it was not a simple coincidence and there should be a connection behind it!

Episode 13

Ri Jin wants to track down Wen Hui's murderer and learn about Wen Hui's personality from Zi Hong.Wen Hui's ex-wife Feng Kawen contacted the mysterious person, and the police decided to focus on investigating Kawen.Rijin and Kelan have more interactions, their relationship develops greatly, and they also discover the unknown side of Zihong!Shujuan arranged for Kelan to meet Rijin, but she unexpectedly fell out with Meiyuan.There are new discoveries about Ping Li's death. Ri Jin believes that it is related to the killer mentioned by Mary, so he notifies the top brass of the police force of three %alphabet homicides. Due to the seriousness of the case, it must be carried out secretly.On the other hand, Ri Jin suppresses his feelings for Kelan due to various concerns!A mysterious man makes public remarks about killing police officers on the Internet. Jiaming arranges for Keran to assist Ri Jin in investigating the identity of the mysterious man...

Episode 14

A mysterious man with the pseudonym “Sigma” claimed to be a police murderer on the Internet. Ri Jin analyzed the suspect's methods and motives for the murder, and then discovered that Sigma communicated with an Internet user in a secret code... Kelan learned that Shujuan and Youshan were arguing, and found this when she returned home.The matter was related to Dingqin's identity, and in the end Ke Lan finally revealed an ugly secret that could not be told to others!Ke Lan and Ri Jin tried to contact Ding Qin, but the key figure Ding Qin suddenly disappeared.Ke Lan inquired about Xiao Bao and finally discovered Ding Qin's unknown past... The police discovered that Ka Wen was acting suspiciously. After arresting her, they made a major discovery. Ka Wen admitted that she did not kill Wen Hui and had been hiding Sigma's identity.Sigma left a message online, threatening to kill police officers again...

Episode 15

Kawen reveals that Sigma is his student Zifeng, Wen Hui's murder case finally comes to light, but Zifeng escapes!There is a cold war between Youshan and Shujuan, but Kelan has nothing to do.Later, when Youshan was bullied on the street, Shujuan stood up to protect her husband. The couple finally reconciled, but Shujuan had to make a choice against Youshan!Kelan and Rijin had dinner, and they became emotional after sharing Mary's song. The two kissed, and their relationship took a further step.The police were worried that Zifeng would be harmful to Zihong. Zihong was worried that her husband would be implicated, but accidentally discovered that he was having an affair... The police finally captured Zifeng, and Zifeng actually accused Kawen of being the murderer. Who is the real murderer?At the same time, Dingqin was picked up by a prostitute, and the prostitute was eventually found dead in the unit...

Episode 16

The deaths of Ping Li and Wen Hui are suspected to be caused by the same killer.Ri Jin's delay in confessing makes Kelan upset. Finally, by chance, Ri Jin confesses to Kelan.Rijin and Kelan discovered that Dingqin had not left Hong Kong at all. In order to help their friends, they searched for Dingqin's biological mother. Unfortunately, his mother had passed away overseas. Dingqin received hypnotherapy, hoping to relieve the grief of losing his mother, and Dingqin's emotions improved.Soothing.At this time, Rijin contacted Mary. Mary claimed that the only way to prevent the tragedy was that the two could not fall in love!The deceased who Ke Lan took over a corpse discovery case actually had the same name as Dingqin’s biological mother!As fate played, Dingqin also looked at the corpse of a prostitute in the mortuary, but she turned out to be her biological mother...

Episode 17

The police investigated the death of prostitute Zhuang Yuling and followed the clues to find Dingqin to assist in the investigation.Yuling confirmed that she died of suffocation due to asthma. On the surface, the cause of death was not suspicious.Rijin and Kelan determined that Dingqin had concealed something from them before. Rijin even foresaw Dingqin becoming furious and wanted to know everything about Dingqin. Rijin asked psychiatrists Yang Jiatu and Candy to inquire and learned more.The secret about Dingqin’s past!Sure enough, Dingqin suddenly went crazy and attacked an innocent uncle, but fortunately Rijin stopped him in time.After Ri Jin and Kelan repeatedly learned about it, it turned out that the two had a grudge about their mother... After repeated investigations by Ri Jin, something was discovered in Yu Ling's unit. Is Yu Ling's death just an accident?

Episode 18

Ri Jin inquired about Yu Ling from Ding Qin, and Ding Qin discovered that Ri Jin suspected him; Ri Jin even learned from Sister Feng that Yu Ling and Ding Qin had known each other before her death and had a dispute before her death!Zihong returns to work and says that her husband has agreed to break up with her mistress. Kelan is happy for her.Dingqin was accused of hurting someone. Youshan persuaded Yaoxing to let Dingqin go, but Yaoxing followed Youshan to Shujuan and blackmailed her. Shujuan's secret of harming Dingqin was finally revealed.Kelan helped Meiyuan and her sister-in-law Fang Yihui to rescue them, and sent them home. She found a sketch of herself in Rijin's room, but later she found out that the person in the painting was Mary. Rijin explained the ins and outs of getting married to Mary, and Kelan felt confused..Dingqin's childhood tragedy turned out to be Shujuan's fault...

Episode 19

Dingqin seeks revenge on Shujuan, but Youshan protects his wife and is attacked by Dingqin.Shujuan ran away, but was even stabbed and pushed down the stairs from behind. Dingqin was determined to have deliberately murdered, and Dingqin was charged with assault. Kelan was in a dilemma, and Rijin also believed that Dingqin's emotional instability was extremely dangerous!Dingqin went to find Youshan, but was driven away by Youshan and Xiaobao. He even found out that Rijin was secretly investigating him, and he broke off with Rijin angrily!Rijin and Kelan talked about the connection between time and space and the sense of precognition. Kelan finally believed in Rijin. Rijin was taken to a certain place and learned that the two were destined to get married early!Mily, the mistress of Zihong's husband Peng Zhiyou, goes to look for Zihong, only to find out that Zihong has been missing for many days.Not long after, a headless corpse was brought to the corpse identification room, and Mily recognized it as Zhiyou!

Episode 20

The police asked Zihong to take a statement, but Zihong discovered that she knew nothing about her husband.Zihong goes to Mily to inquire privately, but an accident happens!Ke Lan found Dingqin to talk to, but Dingqin denied harming Shujuan, and felt even more lonely and lost.The police found Zhi You's head in a public toilet, and a bloody T letter was also found at the scene. Ri Jin was sure that the case was related to the serial killer in the future time and space, and informed Ji Ming about his contact with Mary.At the same time, Rijin discovered that Dingqin had more concealments and secrets, and Kelan insisted on finding Dingqin. Rijin foresaw that Kelan would be in danger... In another time and space, Mary had no choice but to ask Hong Kong students for help in order to find Rijin's whereabouts., although the two have never met, the Hong Kong student decided to attack Mary in pursuit of the pleasure of killing...

Episode 21

Dingqin almost accidentally killed Rijin, but luckily he did not lose his rationality in the end.The police wanted Ding Qin, and Zihong and Kelan were transferred from the investigation team because they were related to the case.Rijin finally discovered that Mily had something in common with Dingqin and others. It turned out that the key lies in a sharing meeting!Dingqin evaded pursuit and hid in Su Zetai's garage temporarily.At the same time, Zihong coincidentally found the body at the scene near Zetai's garage, and Zetai was also a member of the sharing meeting.Rijin and Kelan found the garage one after another, but missed Dingqin.According to Zetai's confession and various evidences, there is someone else who is the real serial killer!In order to show his innocence, Ding Qin tried to lure out the real culprit. Ri Jin and Kelan found Ding Qin's whereabouts, but when they arrived at the scene, they saw that Ding Qin was seriously injured...

Episode 22

Rijin and Kelan arrived and found Dingqin seriously injured and lying on the ground. Dingqin handed a mini camcorder to Rijin and fell unconscious.Rijin and Kelan watched the video on the camera and saw that Dingqin used his body as a bait to lure out the real murderer. They finally succeeded in luring out the killer, and even fought with the killer. Dingqin was stabbed multiple times!The killer set fire to destroy the evidence, but unexpectedly, an accident occurred and he was burned alive in the fire!Dingqin risked his life to prove his innocence. Unfortunately, he was seriously injured and his rescue efforts were ineffective and he died. The serial murder case finally came to an end.Youshan felt deeply guilty for Dingqin, and Shujuan and others finally agreed and accepted Dingqin as a family member... Rijin and Kelan's efforts seemed to have changed Mary's prediction of the future...

Episode 23

Ri Jin and Kelan's relationship flourishes, and a girl who returns home at night is brutally murdered. During Kelan's investigation, she discovers a mysterious man in gray. He accidentally loses his gun after being attacked by him, and the man takes the opportunity to escape.At the same time, Rijin's assistant Yu Xiaoyun (played by He Peijia) became the second deceased. The crime scene was not far from where Kelan lost the gun. Kelan suspected that the man in gray was the new serial killer!Ri Jin was invited to participate in the investigation to find out the connection between the two cases. The two cases were exactly the same as the midnight serial killer's crime method 25 years ago!Unexpectedly, Rijin actually received another video call from Mary. In the video conversation, Rijin saw with his own eyes the man in gray attacking Mary!It turns out that the future has not changed, and the two of them are still in danger.

Episode 24

Faced with the approaching crisis, Rijin and Kelan still believe that they can change the future.The police suspect that the man in gray is Chen Zhengchang, a taxi driver who has been missing for 25 years. Unfortunately, Chen Zhengchang has long since disappeared.During the investigation, Ri Jin was attacked by a man in gray. Fortunately, Kelan sacrificed his life to save him. The two decided to leave Hong Kong with their families before planning a countermeasure. Unfortunately, Ri Jin was threatened, so they had to trick Kelan and his family into leaving Hong Kong first.To understand monsters, you must first become a monster. Ri Jin decided to use extraordinary means to get involved in the mind of a serial killer... Ke Lan learned the truth and returned to Hong Kong to look for Ri Jin. However, she was ambushed by the man in gray and was framed by him for murder. She was forced to transform into Mary to escape.Police chase.Ri Jin used the preview screen he saw to successfully lure out the man in gray using himself as bait...

Episode 25

Ri Jin finally succeeded in eliciting the real culprit, who turned out to be a dead person... Ke Lan learned that Ri Jin disappeared because he was immersed in the mind of a serial killer, so he returned to the abandoned old house unit of the day to try to imitate Ri Jin's practices.Suddenly, she heard a cry for help coming from the patio, and rescued the person trapped in the patio, and found that the person was Zhengchang, who had been missing for 25 years... Rijin foresaw that Kelan was in danger, managed to escape, and rushed to the school to save the person.He successfully knocked down Zhengchang, but he was also seriously injured.At this time, the murderer arrived and went on a killing spree, killing Zhengchang first and then chasing Rijin and Kelan!Ri Jin leaves with Kelan, planning to challenge the real serial killer alone, because Ri Jin knows that he will die here...