Akizuki-san wa Otona ni Narenai
秋月さんは大人になれない
Yusa is a 25-year-old teacher at a nursery school. She is in a relationship with Akizuki, a 32-year-old who runs a toy company. Despite his age and professional success, Akizuki displays immature behavior. As the couple moves in together, their shared life grows increasingly unusual.