Kim Hoon lives a life at rock bottom, working as a part-timer who makes solicitation calls for the illegal loan company 'Myeongdong Capital.' He is also the secret lover of 'Madam Bae,' the daughter of Myeongdong Capital's chairman. One day, Madam Bae asks him to pick up her son, 'Bae Jea,' from school. Kim Hoon goes to get Jea without much thought, and there, he hears an unexpected proposal from the boy...