Anna discovers that David, her husband, prefers to masturbate in front of a video game abstract rather than making love with her. Dismayed, she composed at random, apparently without success, a phone number found in the toilets of the bar where she fled. During the night, a mysterious correspondent explains that a certain "game", practiced diligently, can lead to ecstasy as many times as it wishes. At his request, he proposes to participate in this "game" on the express condition obey him in everything and never refuse the tests that will be imposed, each more difficult than the previous one. Captivated, Anna agrees. Leg aside, she knows an impromptu copulation with a couple unknown. Enhardie, she won a promotion to enjoying his boss deune fellatio learned. New instructions him: "eat" pussy a master of the game, making a false sodomiser braqueurs and finally reach a new dimension of their sexuality where, in turn, will lead the "game".