The 4th installment of the popular series! A relaxing married women's men's beauty salon in a certain place in Tokyo, frequented by men tired from work. The unforgivable and outrageous erotic reality of the women who work there, who break the rules by offering secret services that even include raw creampies in a no-hand job service... A high-cost-performance married woman who can heal any stiffness or penis with her miraculous techniques that will make you cum instantly. A hidden camera captures the entire life of a perverted married woman who makes men squirt and ejaculate continuously until their penises go numb.