It all starts with a daring game in the cafeteria. One loses and is dared to do something that no one would be able to do. Well Park Chanyeol was dared to seduce the innocent, not so attractive Kim Soojung. He has half a year to make her fall deeply in love with him. As time progresses, he finds himself being dragged down in the pit of love as well.

Choi Hana has an arranged marriage with EXO's Chanyeol. They will act out like real lovers while Hana's mom is in Korea. While acting out, one of them will realize how important is each other.