At the age of 34, Inaba Jukichi (Aiba Masaki) is an employee of a large food company, and his life is full of light. In the company, Inaba persuades many customers with his excellent eloquence and is highly valued by his superiors; in life, he has a beautiful and virtuous wife, Misako, and the couple lives in a comfortable and luxurious suburban villa. But on March 24, Inaba's life changed dramatically. In order to deal with the mess of his subordinates, Inaba and his client boss got drunk, and then drove home at night, but accidentally encountered a gangster vendetta. The dying killer Er Ding got on Inaba's car and entrusted the unfinished task to this terrified office worker. Under pressure from Er Ding and the killer organization behind him, Inaba reluctantly did it, but he got deeper and deeper from then on, and had to shuttle between the two identities of office worker and killer... This film is adapted from the manga of the same name by Mutohiroshi.