After finding a job and finishing my university life, I returned to my hometown. - Due to his sudden return home, his plans with friends didn't match up, and his sister's family was staying at his parents' house, so he felt uncomfortable and wandered around the nostalgic town all by himself. - At that time, by chance, he reunites with his first love, Ai, a senior from his student days. - When I told him that I was moving and would be leaving home in three days, and that I didn't have a place to stay, he kindly let me stay. - I'd be lying if I said I didn't have any ulterior motives. - I ended up spending three days alone with her, feeling a little hope and love for her...