Naisho x Boy

A 27-year-old woman named Airi, recently unemployed, expresses frustration at the beach when she accidentally collides with a young man while driving. He is a surfer in his early teens, and his foot is injured. In a panic, she takes him to a love hotel for help, not realizing where she is. After he recovers, he becomes flirtatious, but Airi resists. Later, she discovers she is attracted to him despite the ten-year age gap. Through a series of events, Airi becomes an administrator at a boys' school, where she unexpectedly finds her former encounter, Ryuusei, as a student. She struggles with her feelings for him, and he appears to reciprocate, raising questions about the feasibility of their relationship due to their age difference.