"I'll definitely get big brother out of his room!" To save their shut-in brother Yuto, who does nothing but play games, four brilliant and sex-loving beautiful sisters have stepped up!? Mai, the eldest and a friendly, outgoing college student, approaches him with a playful bath-time scrub! Hana, the third daughter and a hardworking high schooler, offers cute Kansai dialect and ear cleaning on her lap, while desperately researching handjobs! Natsuki, the second daughter, a serious black-haired beauty who accepts everything from China dress cosplay to wand massager masturbation! And Hikaru, the fourth daughter, a passionate baby-faced high schooler who tries to persuade him with the forbidden proposal, "It's okay to do erotic things to me!" The sisters storm the room one after another, putting in an intense and stimulating effort to get their brother back into society! A slapstick and erotic development begins with unexpected happenings!! With the sisters' extreme and overly loving support, will the brother finally leave his room and return to society!? A non-stop, heart-pounding family rescue documentary!?
