Kindness Is A Disease다정은 병; Love Caused Pain

Sangwoo -- a rich high school boy, meets Jinyeong and quickly deepens a new friendship. Sangwoo's friend starts to warn him to stay away from Jinyeong and that Jinyeong is using him . Sangwoo tries to find out more about Jinyeong’s hidden story with Jooyeoung -- their dead classmate!