Masahiko Okada, a typical teacher embracing his mundane existence, finds himself in a whirlwind of events after proposing to his girlfriend. An observant moment reveals a troubled student, a suspicious adult magazine, and an unexpected encounter caught by the student. In a curious turn of events, the student, Miyama, strikes a deal with Mr. Okada to keep the incident under wraps: a night spent together. Yet, as the night unfolds, uncertainties linger. Will this one night truly resolve the complexities entwining their lives?