[Gengorou] Houkago Nani shiteru no 2-6

A shy sixth‑grader Suzuka accidentally discovers the janitor Mr. Hayashi’s adult magazine, prompting a secret after‑school lesson about intimacy that blurs the line between teacher and student. Their tentative, heated encounters in a warehouse and other private spaces reveal youthful curiosity meeting the janitor’s experienced hands, building tension as desire and restraint collide. The story invites readers into a forbidden, erotic world where a curious girl eagerly learns the art of closeness from a reluctant mentor.