A drama about behind-the-scenes stories of many people who want to become singers and how teenagers who have been hurt and scarred will be healed through music while find out about love, friendship, and their dreams along the journey.

Yoon Sul Chan (Yong Joon Hyung) is vocalist of fictional band called Men in Black. His past have made him, cold, cynical and hot temper that get him in many troubles. Therefore, he was sent to new high school where he has to behave or else. He will join the high school band and help his fellow students achieve their dream. Yoon Sul Chan will be a pair with Min Se Yi (Ha Yun Soo), a high school student who moved to Korea from New Zealand and though she isn′t interested in school or her studies, she feels happy whenever she sings. She will join the band with Yoon Sul Chan and gets involved in the incidents scattered throughout the story...