Sex Bomb (1986)

AKA: La Dechainee
Starring: Marilyn Jess, Amanda Shell, Tina Loren, Valerie Vinal, Jean-Pierre Armand, Andre Kay, Dany Verneuil.
Amanda Shell, who has a boy toy, is trying to sell a house in the country. She has two nieces, Tina Loren and Valerie Vinal who play tennis on the court attached to the house wearing no knickers. They are watched by Jean-Pierre Armand who is trying to persuade Marilyn Jess to have sex with him. He succeeds by winning a bet with her that the other two girls play knickerless tennis. The two nieces seduce the prospective buyer; Jean-Pierre has it away with Marilyn, who also has it away with the prospective buyer.

No Pass