Eyan is a Korean songwriter who has been struggling with a slump. Despite wanting to write love songs, he can't force himself to. Due to his job, Eyan starts working with the hottest rising star in the K-hiphop industry, Cha Hyunho, who is famous for writing psycho songs despite being a good person in real life. Though he catches Eyan's eye, Eyan forces himself to brush off his growing feelings for Hyunho, for the sake of both of their careers, but, because they're signed on the same label, Eyan and Hyunho keep ending up together...