The guy from the house next door, whom she almost spent the night with in a drunken stupor, turned out to be the little boy, Jeong Woo-gyeom, who lived next door twelve years ago. However, upon reuniting nine years later, Woo-gyeom seemed a bit strange. After asking him to pretend to be her boyfriend, he suddenly kissed her, expressing his genuine desire to be her boyfriend now. How can I date you with a six-year age difference? How can Yi-jin avoid dating Woo-gyeom, who charges forward like a bulldozer?