You're the daughter of the greatest gang boss in the whole of South Korea, The Mob. Little do they know you were robbed from your childhood to be designed as a deadly weapon. To fight and to kill- The words you lived by each day since you were 10 and that is all you knew. In turns of events your gang, The Mob and another gang, BTS has merged together to be one. This is when they come in to show you the meaning of life apart from fighting and killing.