Choi Seung-hyun is a hard-hearted college student at Seoul National University who lost his happiness after a terrible tragedy that scarred him for life. Since the incident, Seung-hyun hasn't been able to be his true self for 3 years, until a girl named Kim Mina stepped into his life deliberately, causing him to doubt himself whether he should open his heart or not. Dong Young-bae (Seung-hyun's classmate), falls in love with Kim Mina and will do whatever it takes for her to be his girl.

Will Seung-hyun dare to reveal his heart after the scarring tragedy?

Will Mina be able to find out about Seung-hyun's dark past?

Will Young-bae overcome the obstacles that lays before him?

*This story even shows Mina and Young-bae's point of view.