A 24-year-old woman named 'Yuka' secretly works as a nude model behind her husband's back. Today, she is doing a drawing job with a male model. During the drawing session, Yuka gets highly excited seeing the male model's massive penis up close. Even after returning to the waiting room, she can't control her aroused body. Despite the male model being just beyond the screen, she starts masturbating while holding her breath…
