Mona Wales, a renowned therapist with a penchant for the bizarre, welcomes Tommy Pistol and his wife for an unconventional couples' therapy session. Mona believes in immersive healing, and today, that means a rough, kinky encounter. Tommy is tied up, his protests muffled by a gag as Mona and his wife take turns exploring his body, pushing him to the edge of his boundaries. The room fills with the sounds of flesh slapping against flesh and the wet, obscene noises of pleasure and pain intertwined.