I (brother) encountered my younger sister at a sex shop. Although it may seem awkward, the younger sister smiles and the sadistic brothers are secretly lucky and shy.

I was excited and went to the sex industry and found my younger sister! ? It's embarrassing to find out that my beloved little sister is going to work in a sex industry, and most of all, it's awkward! If there's a hole, I'd like to get in, but then I'll smile and touch my crotch! "Do you want to have sex with your big brother? It's really not possible..." If your sister, who has grown into a pervert, seduces you with dirty talk... I'm so lucky that you'll end up with such a heart-warming story! ! Even though they know that she's her younger sister, the perverted brothers who have lost their rationality, end up incest in the midst of their lives! ?