Fan-favorite porn star Misono Waka, known for her cute smile and curvy, huge-breasted body, finally takes on bondage. Playing a gymnast under severe coaching, she grows drunk on the pleasure of hemp rope as her masochistic side awakens. Waka, training daily for an international competition, reunites with Ginji, a bitter former coach who lost his job after a disciplinary dismissal. She has trusted him since he coached her in high school, so she endures his impossible demands to reach a higher level. Her trained body is bound and relentlessly worked over until she gradually starts taking Ginji’s cock...