Monstar (2013)

"Monstar" follows the lives of ordinary teenagers who carry emotional wounds and find healing through the power of music. Yoon Sul-chan, the hot-tempered vocalist of the group Man in Black, hides his deep emotional scars and struggles to express his feelings, but after causing trouble, his management company forces him to act like an ideal student, leading him to join a school music band and face a series of unexpected events.