Jack and Grady are casual extras in the adult movies made by 'WrinkleTheSheets' productions. They're devoted to each other - until Jack starts to have doubts about his ability to satisfy Grady's high sex drive. While filming the outrageously sexy movies the public demands, the other actors are happy to give their dubious advice to Jack. Why is Grady keeping secrets? Just what are the strange noises, coming from their shared trailer? And does Jack really want to find out?