New Mission

Kyuhyun is taken in by his distant cousin Seunghyun when his family got murdered. Only to become Seunghyuns private hitman. Poor little Kyuhyun gets emotionless when he has to kill people. But what happens when he has to join the recently debuted boyband Junior5 only to kill one of their members Sungmin?
Will Kyuhyun be able to do it or will Sungmins charms get the better of him?