"I never thought I would fall in love to a girl like you" Kim Sunhye a girl who always listening to music a girl who always eat mint choco icecream a girl that everyone wants to be with, but she don't know that she already falling in with his brother's bandmate Nishimura Riki/Ni-ki a boy that had a cold heart toward anyone expect his friends but he changes when he meet his bandmate's sister and his feelings toward that girl.