The women straddle a rope made of many large knots and are ordered to move slowly like a crab. When the knot comes near the clitoris, the man lifts the rope and stimulates the sensitive place of the woman. - The spread of obscene stains that can be seen even from the top of the panties. - Women who are impatient at the edge of the climax are ordered to masturbate with a vibrator fixed to their underwear. - The genitals that continued to be stimulated by the knot of the rope were attacked by the uncontrollable urge to urinate with the explosion of ecstasy that accumulated in the pool.