Private Nurse (1980)

Desperately seeking orgasms, a married couple go to a clinic where they treat sexual problems. The moment they arrive they're separated and sent to experience a multitude of orgasmic experiences, fulfilling all of their fantasies and beyond. They don't enjoy being separated so they both run away, finally able to reach orgasms and suddenly realizing what was missing from their lives: a change of scenery. A masterpiece of X French adult cinema released in 1980!