H

From Mangaupdates:
Kobayashi Shinobu, first year highschool student, transfers to a new school only to get dumped by her boyfriend and have a teacher who breaks all her conventional preconceptions. He smokes. He leaves class without warning. And at night, he works as a host. Will their relationship develop into something more than student and teacher? Read H and find out!!

Creator:Sakurai Machiko
Status: Ongoing
Genre: Drama, Romance, Shoujo, School Life