Nari is a 19 year old girl who moved from korea to Canada because of a transfer 5 years ago. Her parents have to go abroad for 3 months some work so she has to go live with her brother, Taehyung, in Seoul. The problem is that he rooms with 6 other boys who are his friends. Then her brother claims she has to share a room with one of his friends, Jimin. Slowly, but surely, she starts falling in love with Jimin. And so happens vice versa. But will either one of them be able to muster the courage to say it first?