A cautious Japanese wife, in her traditional Chinese dress, indulges in a secret on-the-clock masturbation session. She gingerly inserts a massive, vibrating dildo, her eyes widening as it stretches her tight slit. The toy is too big, but she's too horny to stop. She moans softly, her ponytail bouncing as she thrusts the dildo in and out, her massive, natural breasts heaving. Suddenly, she freezes, realizing she's gone too far. Her husband might notice the toy's humming when he gets home...