Yang Jung-kook is a veteran con man who has never been caught by the police. His life takes a dramatic turn when he falls in love with and marries Kim Mi-young, a dedicated detective who hides her true profession from him until after their wedding. Their marriage is strained by the revelation of their conflicting identities, leading to a complicated domestic life. Things escalate when Jung-kook is blackmailed by a mysterious and powerful loan shark named Park Hoo-ja. To settle a debt and save his life, he is forced to run for a seat in the National Assembly. What follows is a satirical and high-stakes political journey as a professional swindler attempts to navigate the treacherous world of Korean politics while keeping his criminal past hidden from his wife and the public.