After being involved in a confusing disappearance case in City B, the genius doctor of science encountered a bizarre "death". Under the threat and manipulation of the mysterious organization, he changed his appearance and returned to City B to carry out the tasks assigned by the organization. In order to escape the control of the organization as soon as possible while ensuring his own safety, he had to work step by step, use his mind well, and deal with the organization, the national security and the police, while secretly removing the "nails" placed by the organization around him one by one to monitor him. Facing his former relatives and friends with a brand new face, especially his brother who is the captain of the police criminal investigation team, he sees the beauty and ugliness of human nature from a new perspective. At the same time, he inevitably falls into unprecedented painful choices and emotional whirlpools. He gradually discovered that his brother was already doubting him and was pressing harder... The carefully laid plan for freedom and return to ordinary people's lives would fall short if he was not careful.