Fucking My Twin Sisters Boyfriend

Amanda, Ariana's twin sister has been wanting to fuck her boyfriend for a while now. She finally decides it's time and spreads her legs for Sai while wearing a skirt and crotchless panties. Ariana is playing COD so she won't hear a thing. Amanda sucks his dick then rides him. They fuck in several other positions then he cums all over her in piledrive. In the next scene, Ariana and Amanda are in bed. Sai comes in and snaps open Amanda's panties. He starts fucking her and she wakes up moaning. She is scared they are going to get caught but it feels too good to stop. They fuck again in several positions before Sai cums on her face. Just as they are finishing Ariana's alarm goes off and she catches them.