Changho is the notorious and violent boss of the Byeol gang. Everyone is afraid of him except his boyfriend. The Byeol Gang has committed various types of crime and violence. Even Changho didn't hesitate to shoot his gun at anyone to threaten his boyfriend who wanted to break up with him. He doesn't want his boyfriend to stay away just because of a small thing, but... For Changho, all the problems that exist are small things.