Joo Ha invites Se Heon to sing at a karaoke bar, and his actions towards Se Heon anger Tae Yi.

An accidental kiss leads to a confrontation between Joo Ha and Do Yoon. Tae Yi unexpectedly faints at school which raises Se Heon's concerns.

A performance brings Tae YI and Se Heon closer together while the distance between Se Heon and his father grows deeper.