The series "Bad Thief, Good Thief" is a crime drama about a group of modern Korean "Robin Hoods". The gang of poor people robs the elite of South Korea and secretly manipulates all the political and economic processes of the country. The police are unable to track down these cunning and elusive criminals. It soon becomes evident that they must be sought among those who have personal grievances against the ruling class. A family that has suffered due to one of the recent economic reforms falls under suspicion.