"I'm gonna live a normal life!" Cho-eun, the heir to the powerful underground clan, Hongsal, has entered university. Her only wish? To make lots of friends and enjoy a peaceful, ordinary college life. But who are these four mysterious guys constantly hanging around her? "Are you my enemy? My ally? Or... do you like me?" Thrown into a whirlwind of emotions at twenty, can Cho-eun finally achieve the campus life she's always dreamed of?