Theyve never known their tattle tale stepbrother to be so daring, and now seeing this risque side of him, theyre super horny for him. Peter still wants to snitch on his stepsisters for sneaking out, but the stepsiblings come to an agreement. Now that theyre all horny, Peter is willing to turn a blind eye to their night of partying if they agree to fuck. The girls are more than down for a little fuck sesh, so they move to the living room, where the fun truly begins.