Kim Myeong-Je (Lee Chun-Hee) is a college student, nicknamed Toad because of his pimples. He meets Han Seo-Yeong (Kang Ye-Sol) at the library and falls in love with her at first sight. He soon joins the singing club to get closer to her, but Han Seo-Yeong has feelings for Seo Jeong-Wu (Kim Jung-San)...