Dong-chul is a typical “salary man”, a doting father and a loving husband. But he’s got a secret that’s catching up with him fast. He can barely pay the interest on a debt he has to repay to a sinister loan shark. To make matters worse, the due date on the principal is approaching like a runaway train. When he gets caught up in a kidnapping scheme with his friend Man-ho, he finds out exactly why he makes a pretty terrible kidnapper. He fumbles with the rope when tying his hostage up and he can barely make the ransom call. So when she gets the call from the kidnappers who took his daughter, he’s caught between a rock and hard place.

Baek Shi-Yoon is an ex-secret agent. He is a well-trained human weapon. Hiding his past, he buys the bar “Neighborhood” and runs it is as the owner. He gets close to the neighborhood regulars at his bar and sympathizes with their pain. Baek Shi-Yoon meets a young man who works as a temporary employee. The young wants to become a police officer. Baek Shi-Yoon trains the young man as a secret agent and they fight together against evil.