Returning from the funeral of his mother, a detective of the Department of special crimes Hansu gets into an accident, which killed a man. The accident can instantly put an end to his career, destroying his whole life. In order to hide his crime, he hides the body of the deceased inside the coffin of his mother. A few days later, the fact of the crime committed by Hansu recorded in the police, the investigation of the case and the search for the perpetrator entrusted to his partner. The end panics because slowly, step by step, his partner reveals more and more details of that accident. To make matters worse, a witness to the accident is announced, not only complicating Hans's life, but also putting his life at risk, in the desire to make him pay for the mistake.