Tong Song, who is disabled with both legs, is the founder of Contradiction Security Company. There are also two members in the team, namely Ning, who is skilled in machinery, and Da Niu, who has a simple mind and skilled skills. The main business of the company is to protect customersPersonal and property safety, commonly known as' bodyguards'. On that day, they received a three-day anonymous commission to protect the peaceful sister An Yi. Since then, An Yi has had frequent accidents. Tong Song believes thatThe incident was not accidental, and indeed clues were discovered in the details, confirming the speculation. Behind it may be an organization that skillfully creates accidents and kills invisibly. At this moment, comfort disappeared... Who exactly was itAre you going to assassinate An Yi? Has Anyi realized there is a danger in this disappearance? Does an organization that uses accidental homicide really exist? How should Tong Song and others break through defenses and rescue comfort?