Twin brothers are sent to an orphanage after the death of their parents. They are separated and don't meet for twenty years, only to discover they're on opposite sides of the law.

After the tragic death of their parents, twin brothers Tae-joo (Jo Han-sun) and Tae-sung (Sung Hoon) left in the orphanage were separated. Twenty years later, they meet again. However, they are on opposite sides of the law. Older brother Tae-joo is a cop while Tae-sung holds high rank in a crime organization. In a twist of fate, both brothers love the same woman, Chan-mi (Yoon So-yi).