義妹のおかげで毎日エッチなことができています。親が再婚し一緒に住むことになったひきこもりの義兄は性欲モンスター!毎日果てることなくオナニー。それを見て恐怖を覚える義妹。いつ自分に手を出されないか心配で眠れない…。そして恐れていたことに義妹は下着を漁る…
Thanks to my stepsister, I can do naughty things every day. My parents remarried and I started living with my reclusive stepbrother, who is a sex monster! He masturbates endlessly every day. My stepsister is scared when she sees this. I can't sleep because I'm worried that he might make a move on me... And to my fear, my stepsister starts rummaging through my underwear...