In an opulent gym, a stern female trainer commands her wealthy client, a man used to having his way, to comply with her demanding workout regime. But today, she introduces a twist: mixed wrestling. The man, surprised, tries to maintain his composure as he grapples with the strong woman, her powerful thighs and firm breasts pressing against him. The trainer, a mistress of BDSM, uses her strength and skill to dominate her client, pinning him down and making him beg for mercy.