Rintarou has a home-tutor name Kaede a college student who comes once a week.. Rintarou notices he has feelings for Kaede so instead of facing those feelings tries to fail a test so Kaede would give-up tutoring him knowing he failed on purpose Kaede pressed for why Rintarou used as excuse as wanting to go on dates upon hearing that Keade's sadistic jealousy came out as punishment Kaede unwilling to admit his own feeling for a high-school student will either admit their feelings... When another shows interest in Rintarou, Keade takes control and takes Rintarou now knowing their mutual feelings their love starts but,to Keade's sex and love were a game he felt nothing for any woman but, with Rintarou he's very possessive
Katekyo!