(Custom) It is your girlfriends birthday, and for her gift you allowed her to fuck another guy, as I get to entertain you while she is busy. However, you are not allowed watch her, only listen, watching me play with myself as I watch and describe how he is fucking her, filling her pussy with his big cock, as she takes it so well. If only you could see her and how much pleasure she is getting. Too bad you just get to watch her best friend, listening to my thorough description of her getting pounded... ,