y/n is riki nishimura’s little sister. y/n always stayed with him when he was with his group, and they all saw her as a younger sister to them, too. except for Sim Jaeyun (Jake). he saw her as more than a friend, but not quite family. he saw her as his. but only if she wanted to be. little did niki know, his little sister was falling for one of his best friends. little did y/n know, the boy she was falling for had been falling for her all along. and little did Jake know, y/n fell for him just as hard.