Yui Hatano becomes a brother-complex big sister and does erotic things to you. You'll be surprised to find Yui suddenly sleeping in your bed when you get home! After drinking, she gets horny and can't resist giving you a blowjob! With her switch flipped by the fellatio, Hata-chan demands creampie sex on her own. If you give your tired big sister a massage with toys, her pussy gets soaking wet! Finally, she gets jealous of her brother's girlfriend and forces a creampie! I want a big sister like this...