Mr. Sasaki is a disillusioned teacher struggling with his purpose and the lack of respect from his students. After a frustrating day, he falls into a surreal, erotic dream world called "Guilty Hole," where he encounters his student, Hoshino Mai. While the dream blends sexual fantasies with game-like mechanics, it reveals Hoshino's secret aspiration to be a fashion designer—a detail that mysteriously appears on her actual career survey when he wakes up.