Read manga: Ore No Shitsuketa Doutei-Chan

manga
Summary:

"Don't shake your hips until I say "good", okay?" I'm a virgin who's being trained... every day. Katou, who was once a Bishounen (beautiful boy) Idol has grown to be a man now. He spends his university life hiding from the world, but he was spoken to by his former partner, Aki.