Yoohan, who entered the money lending business at the age where everyone around him was taking important tests for their future career, lives a life like a bastard where he goes around threatening and using violence to rip off money as part of his job. Then one day, he loses his family at the hands of a person that was holding a grudge against him. Feeling guilty that his family died because of him, he leads a restless life full of nothing but hard work with the desire to atone for his sins. Afterward, by chance, he learns of the truth that his old housemate, Song Myeong-sin, has partaken in his younger brother’s death, and decides to take revenge against him. The Yoohan that made such determination comes into contact with a man who says that he’ll help him….
Lee Yoonhan was never interested in studying for the CSAT exams like other students. Instead, he found himself caught up in a wild and dangerous lifestyle of crime and vice. Working as a loan shark, he thought he could get away with anything…until karma caught up to him. A family member was killed in an act of revenge against him, and Yoonhan was forced to confront the consequences of his actions. For years, he tried to make amends and leave his past behind. But when a man from the entertainment industry offers him a chance for revenge, Yoonhan can’t resist the temptation to settle the score. Will he finally find the closure he’s been seeking, or will his past continue to haunt him?