JUX-978 Yumi Kazama, a married woman who was tied up and raped by the neighborhood brats and became a sex toy

For Yumi, a wife in the prime of her life, her husband's work assignment is unbearable, and before the year is out, she ends up having an affair with another man. However, her neighbor, Koichi, secretly watches and enjoys the action, and he and his friends come up with a plan... One day, Koichi visits Yumi, and without asking her permission, he entangles her in specially made restraints and ravages her voluptuous body. Deprived of her freedom and made to be used as a toy by the mischievous boys, Yumi's body and mind are eroded by days filled with humiliation and pleasure...