Zhu Chaoyang is a top student and ranks first in exam scores. However, his personality is relatively introverted and he is not good at communicating with his classmates. Therefore, most of his classmates don't like him very much and he is even bullied by his classmates in school.Yan Liang escaped from the orphanage with the girl Pu Pu, hoping to find someone to borrow 300,000 yuan for emergency help, because Pu Pu had trouble at home.Police officer Lao Chen learned that Yan Liang left the orphanage and wanted to find Yan Liang and send him back.Yan Liang found his best friend Zhu Chaoyang, who took them in for one night because his mother was not at home.

Zhang Dongsheng worked as a mathematics teacher in the Children's Palace. Eight years ago, he left his hometown for his wife.Now, his wife wants to divorce him, and he is trying hard to keep her, but she is indifferent.Zhang Dongsheng's father-in-law and mother-in-law also didn't like him. At his wife's cousin's party, someone mentioned the beautiful scenery of Liufeng Mountain. Zhang Dongsheng's father-in-law and mother-in-law wanted to go there, so Zhang Dongsheng offered to take his father-in-law and mother-in-law there.

Zhang Dongsheng pushed his parents-in-law off the cliff on the pretext of taking pictures while climbing a mountain. This scene happened to be accidentally recorded by three children who were visiting the scenic spot, and their adventure began.Several families were trapped and led to an unpredictable future.