Perfect Fit

Sam is a doctor, which turns out to be a good thing when her roommate's sister shows up on her doorstep and her roomie is out of town. Rose has just broken up with her boyfriend, and has decided that sex is way too much work, and not all it's cracked up to be. Is something wrong with her? Sam is happy to help Rose discover that her problem isn't medical at all. Can Sam show Rose that sex is more than worth the trouble?