Mom Spies on Son Fucking His Step-sister

Mom, Sarah, hears noises coming from her son's room. Suspicious, she quietly tiptoes towards the door, listening intently. As she leans in to peek through the keyhole, she can't believe her eyes - her stepdaughter, Emily, is on top of her son, Mark, fucking him senseless. Enraged and aroused, Sarah decides to make a move.Withoutwarning, Sarah bursts into the room, screaming at the top of her lungs. Startled and exposed, Mark and Emily freeze in shock."What the hell is going on here?" Sarah shouts angrily, pointing at them accusingly."Nothing, Mom," Mark stammers nervously."We were just playing.""Playing, huh?" Sarah snarls."And what kind of game involves your sister accidentally getting locked in the bathroom with your teddy bear?