A young beauty seduced an old man and jumps on his cock

My girlfriend said we could have a 3sum and couldn't find a girl.so we called an escort service and told them we wanted a 3sum with a sexy girl and she had to look good.well an hour later knock on the door and in walks a 23 yr old tall girl skinny long hair dressed so hot .we all go to the bedroom and I lay down and my girlfriend pays her and says we never done this and the girl started kissing my girl and I started touching my dick the escort asked my girl if it was ok to suck my dick