Yumiko suspects her husband is not on a business trip but attending a costume sale. To uncover the truth, she dresses in a revealing cosplay outfit. Hidden inside her clothes is a rotor that keeps her on the edge of climax as she navigates the event. Her husband remains oblivious to her presence and the device's vibrations. The situation intensifies when Kazuya leads her to the men's restroom, where her unsuspecting husband enters. Caught between secrecy and pleasure, Yumiko succumbs to intense NTR sex, full of immorality and desire, right before her husband's eyes.

Tags: tsuma ni damatte sokubaikai ni ikun ja nakatta, big boobs, cosplay, creampie, masturbation, milf, mind break, netorare, rape, x-ray