Tiffany Doll has just started having sex with her boyfriend

Shes worried she may have a breathing condition. She checks in at the clinic, and describes her conditions to him. Doc probes her mouth, tonsils and throat, then times her breathing through a slew of sexy tests with his dick in her pussy and ass. Sure enough, shes breathing hard through all of it She finally gets a chance to catch her breath after a series of hard orgasms, and checks out with a healthy sex drive