The play is adapted from the best-selling science fiction series of the same name by Hugh Howey. The story takes place in a dystopian future where about 10,000 humans live in a 144-story silo-shaped bunker. They are told that the outside world is infected by poisonous gas.It became unfit for human habitation, and the remaining survivors took refuge in the bunker and formulated rules to maintain the operation of the new society in the bunker.

Episode 1

A revolution broke out in Silo 17, and the residents inside the silo fled to the outside world.At this moment, Juliet stepped into the abandoned silo, and her footsteps shuttled among the bodies scattered outside the entrance.She explored upwards layer by layer and found that the upper floors were empty, while the lower floors were mercilessly swallowed by floods.Faced with the fact that the bridge leading to the IT department was in ruins, Juliet decided to build a temporary bridge on her own.However, when she carefully stepped on the fragile bridge, it collapsed under the weight.

In the memory, young Juliet opened a new chapter in her life on the mechanical level.There she worked hard, clearing away mountains of trash from the upper floors, and met her best friend Shirley.As she gradually adapted to her new position, she won praise from her colleagues for her superb skills in repairing broken toys, and successfully became Walker's subordinate.Now, Juliet continues her journey of exploration, following the melodious music to the locked vault door of the IT department.As she tried to open the door, a warning voice came from behind the door from a man who threatened to kill her at all costs if she tried again.

Episode 2

Bernard was monitoring Juliet's every move through the suit camera on her body, and saw her approaching the No. 17 launch silo step by step. However, at this moment, the camera signal was suddenly interrupted.He knew in his heart that Juliet's refusal to carry out the cleaning task was undoubtedly a challenge to the existing ruling order. This act of resistance was likely to trigger a revolution.To stabilize the situation, Bernard acted quickly, placing deputies under Sims' command and imposing a mandatory curfew as a way to control the silo residents who were confused about Juliet's life or death.

Meanwhile, Bernard is trying to win over Meadows as he plans to deliver a speech and have Walker and his ex-wife Carla imprisoned for secretly handing over tapes recording the footage of Juliet's suit.Juliet.However, Shirley did not back down from these changes. She continued to stir up emotions at the bottom and demanded a clear answer.Upon seeing this, Knox quickly stepped forward to dissuade Shirley. He knew that the price of revolution was heavy, and hoped to try his best to avoid war and protect his people from harm.

Under the watchful eyes of everyone, Bernard gave a speech. He claimed that the IT department had produced a new tape that would allow Juliet's life to continue, but at the same time he insisted that Juliet was no longer alive.During his speech, Meadows expressed support for Bernard.While most Silo residents were receptive to this explanation, Shirley remained skeptical.

Episode 3

When Juliet learns of the existence of dozens of silos, she realizes that her actions could spark a revolution within the silos.Zoro tried to communicate with her, not only providing her with food, but also suggesting that she put on a fireman's uniform and leave quietly.At first, Solo was determined not to give up the vault, but at the moment Juliet was about to leave, he changed his mind.Seeing this, Juliet offers to help him get to the upper level.

Meanwhile, in Silo 18, worker Teddy is arrested for leaving "Juliet Alive" graffiti on the wall.In exchange for Patrick's help, Sims provides him with a drug that will make him forget his late wife and recruits a number of retired commandos to be sent to the Machine Level.Elsewhere, Shirley incites a group of protesters below who demand Teddy's immediate release.However, as the situation became increasingly tense, Patrick suddenly attacked the police officers.In the chaos, Cooper, a rookie engineer, died.

Meanwhile, Pete meets a woman in the silo who desires to have a child by winning the lottery.She ignored the order and insisted on taking birth control, even though it meant she might lose her chance of winning the lottery.During Juliet's arrest, Billings interviewed everyone present and gave his report to Meadows.In the report, he insisted that Juliet never asked to go out.

Episode 4

Juliet, with Solo's assistance, built an air pump device, which allowed her to cross the flooded floors in order to remove firefighters' clothing.Solo shared his past experiences with Juliet and was upset about his future as he was about to leave the vault.Knox revealed to Shirley that he firmly believed that there had been many rebellions in the history of silos that were wrongly blamed on the machinery company because of the power to control the silos.He also made a request for a dialogue with Meadows, and Meadows agreed.Sims became suspicious of the relationship between Bernard and Meadows and began planning an action aimed at impeaching Meadows.Meadows Charle Lucas protested her sentence and reduced it to five years.Billings investigated the riots at the machinery company and found that the inciteer's body had disappeared, while Cooper's body was claimed by the Justice Department.Under Bernard's poisonous men, Meadows revealed before his death that Juliet stole a crypto letter from Salvador Quinn, the IT director during the rebellion 140 years ago.At this time, Knox, Shirley, Walker and Kara went to the Justice Bureau, where Bernard carefully arranged Meadows' body with the intention of blaming Knox and Shirley.Sims incited the crowd and sent people to pursue them.

Episode 5

Solo urged Juliet to repair the pump as the water level continued to rise and was expected to peak in ten months.Juliet insists that she must return to the silo immediately.She suspected Solo was cheating on her, and Solo was angry at her questioning.Although Juliet found a available helmet, she fell down due to her serious injuries.At 18 Silo, Bernard learned that Sims had fabricated a campaign against Meadows, and he denied that he was Bernard's shadow, but asked Sims to replace Meadows as judge.Sims was very upset.Fortunately, Sims's wife Camille reached out to help Knox and Shirley escape the thugs' pursuit.New Justice Security Director Rick Amundson arrested Carra, but Knox, Shirley and Walker managed to get around the blockade and continue to move down the level.Bernard ordered Lucas to repair Juliet's hard drive, information in it reveals the secret connection between the silo and the outside world, and an encrypted letter written by Salvador Quinn to his wife.Meanwhile, Billings and Deputy Sheriff Hank find Patrick, who says he is willing to reveal the truth about the silo to Billings.

Episode 6

Bernard cut off supplies to the lower level, while Knox secretly made weapons, and the whole situation became increasingly tense.To meet Billings’ needs, Pete ventured to the lower level to provide medical assistance to Patrick.Patrick revealed to Billings that he had assisted Juliet in making hard drives and accepted Sims' deal, acting as an insider in the protests in Machine City.Bernard questioned Camille's behavior in protecting Knox and Shirley, but Camille chose to avoid his questions.Knox and Shirley then led a team to launch a fierce attack on the blockade line, successfully pushing it through ten floors and occupying the crucial 122-story farm.Billings questioned Walker, Knox and Shirley about Meadows' death.When Billings attempted to report to Bernard via radio, saying he intended to launch a formal investigation into Meadows' death, Bernard cuts off radio communications.Meanwhile, Lucas set out to decipher Quinn's letter, and the complexity of the password made Bernard decide to make Lucas his shadow so that he could get information about the legacy.At Silo 17, Juliet awakens under Solo’s treatment, who hides her clothes and forces her to fix the pump before leaving.

Episode 7

Bernard showed Lucas the advanced computer, Legacy, deep in the vault, which preserved all their secret knowledge and history, yet the origin of the silo 352 years ago is still a mystery.Lucas uses Legacy to conduct in-depth research and speculates that the letter may have adopted a book password.The Machinery Department sent paper information to the upper level, inciting citizens to question what the IT department concealed, and then cut off the power supply from the silo, revealing that the IT department has an independent power system.Bernard had a dispute with Sims, who was still angry that he was marginalized.Sims questioned Camille's actions, who explained that she tried to be friendly between the two sides for their safety and promised not to hide anything from him in the future.Meanwhile, Billings and Hank are tracking down the spy who is trying to create a split inside the Mechanical Department.Worried about Kara's safety, Walker briefly turned on a camera in the IT department and sent a message to the upper layer, which was intercepted by Bernard.At Silo 17, Juliet dived into the deep sea area to repair the water pump for Solo, but nearly died due to a sudden interruption of air supply.After surfaced, Juliet found traces of the fight and she began to suspect that there were other people in the silo besides them.

Episode 8

Juliet suffers from decompression disease and can only recover by diving into the water again.When she surfaced, she was attacked by a man who shot her with an arrow and threatened to take her life.While searching for the attackers, Juliet found traces of three young people.In Silo 18, Lucas successfully tracked Quinn's descendants and learned from them that many years ago they had handed a copy of Quinn's contract to Meadows.Bernard revealed to Lucas that Quinn destroyed all records 140 years ago and poisoned the water source with the intention of letting citizens forget history and thus preventing the rebellion every twenty years.Lucas used Quinn's contract information to start decoding Quinn's letters.With the help of Sims' wife Camille, Sims learned that Lucas was investigating Bernard.Walker meets Bernard and agrees to be his eyeliner to rescue the prisoner Kara.As a result, a group of robots who broke into the supply station were arrested by the commando.Meanwhile, Billings's wife Katherine learned that Billings treasured a picture book that depicts % of the past and begged him to give him a glimpse.

Episode 9

Juliet meets Audrey, the leader of five young survivors, who asks Juliet to open the vault so that they can get food.Audrey captured Solo, intending to avenge their lost parents by killing him.Juliet realizes that Solo was just a child when the rebellion occurred, and Solo confessed that he killed Audrey's parents out of self-defense when they broke into the vault.Solo eventually settled with the group, and he allowed everyone to enter the vault.Meanwhile, at Silo 18, Lucas learned that there were 50 more silos, and he headed to the lower floor according to Quinn's letter guidance.Lucas found a tunnel there, and at the entrance of the tunnel, a computer voice warned him not to reveal to anyone what he saw or they would initiate % protection measures.Billings handed over a page of the picture book to Sims, a move that made Camille and Sims consider joining the rebellion.Patrick revealed to Catherine that he suspected that the outside world shown by the silo was just a lie.Bernard blamed Billings for the rebels' actions, but not all senior representatives believed in his words.Bernard secretly listened to Knox and Walker discussing the rebels' plans.

Episode 10

Walker joined forces with rebels like Knox to cleverly use Bernard's camera network to send him misleading messages.They managed to get Bernard to mistakenly deploy the attacking forces below while transferring the rebels all above.In this tense battle, Pete heroically sacrificed his life and blew up the stairs connecting the two areas.Meanwhile, upon receiving the message Billings passed through Sims, the deputy above decided to stand on the rebels' side.Patrick further incited the public's sentiment, organized a team of thugs, and made solemn representations to Bernard.Lucas told Bernard all he had learned and decided to resign from his current position.Bernard was hit hard by the series of events, who then appointed Sims as his new IT shadow and handed him the keys and passwords of the vault.Sims and his family were able to get into the vault smoothly, but only Camille was eligible to stay under the rules of the estate.At Silo 17, Soro explains to Juliet in detail the situation of the protection procedure, a piping system that can release enough poison to kill everyone, and a way to stop it from functioning.Juliet returned to Silo 18 in firefighter gear.The people inside cheered after seeing her, but she showed them a warning message to warn them not to act without permission.Just as Bernard was about to leave, Juliet broke into the scene, and the two were unfortunately trapped in a burning incinerator.In a memory scene, we see a woman named Helen from Washington, D.C., asking a new member of Congress whether the United States will take revenge on Iran for allegedly detonating dirty bombs on the U.S. mainland.