Mistresses Iside and Scarlet found their brother masturbating in their room with their pictures. It was very creepy, and they did not understand why, so they chose to ignore that, but then again, they found him, and they could not let it slide this time, so they had to make him stop being a pervert by taking him on a journey with them. They led him on, then had him as a bottom and fisted his ass until they felt he had learnt