OFTR-017 My sex drive is monster-level after being a shut-in for over ten years! I took advantage of the kindness of my four outgoing and perverted sisters who were worried about me, making them do lewd things in exchange for leaving my room!

"I'll definitely get my brother out of his room!" To save their brother Yuto, who's always holed up in his room playing games, four super excellent and horny little sister girls stand up!? The friendly eldest sister Mai, who insists on bathing together! Cute Kansai dialect and lap pillow ear cleaning! Hana, the third daughter who's desperately working on her handjob research! Natsuki, the serious black-haired beauty second daughter who even accepts Chinese dress cosplay and electric massager masturbation! And then "Is it okay if we do something perverted?" 」With a forbidden proposal, the hot-blooded young-faced ● high school student fourth sister, Hikaru, tries to persuade him head-on! The sisters storming into the room one after another are determined to get their brother back into society with all sorts of intense and stimulating efforts! An unexpected happening kicks off a chaotic