Park Chanyeol, the young, and successful CEO of the hottest entertainment company in Korea. Just proposed to his lover Choi Sooyoung. He wanted the wedding to be perfect, but no matter who he hires to sing for the wedding, they still weren't good enough. Chanyeol's very good friend Luhan introduces his cousin Baekhyun. He was the perfect catch, but Baekhyun did not agree easily, he'll only sing if Chanyeol takes him in his company and help him debut as a succesful singer. With Chanyeol helping him with his career, Baekhyun slowly falls for the man. Chanyeol feels the same way for him, even though he shouldn't.