Shota, the precocious pervert with a fetish for butts, sets his sights on Reika Kuruki, the kind-hearted big-butted sister who dotes on her younger brother. When Reika finds out that Shota has been bullying her brother, she scolds him. However, Shota offers to stop the bullying in exchange for a lewd condition! For her brother's sake, Reika presents her butt to Shota… He gets excited over her denim-clad butt, goes wild over her thong-clad butt, and goes into a frenzy over her naked butt! Facing a butt over 90cm with firm flesh, Shota unleashes his signature butt-play techniques!
