52-year-old Reika, working as a caregiver, reunites with a man she once had a crush on during her school days. The man suffers from memory loss, and his past feelings for her remain unchanged. Reika confesses her long-held emotions and gives in to her uncontrollable desires. Impersonating someone else, their relationship becomes entangled in a mix of genuine affection and lust, eventually evolving into a carnal affair.