Revenge from step sister

Ella Knox has been having a rough time living with her stepbro and his girlfriend. Stepbro was usually tolerable but the girlfriend was a total bitch. One day Ella decided to fuck with the girlfriend and wear one of her shirts. This lead to a heated argument and a glass of water getting thrown on Ella. It was time for revenge! Later that day stepbro wanted to fool around with his girl, but all she wanted to do was watch her show. This is when Ella came in and blew stepbro right there on the bed while his oblivious girlfriend watched her show.