Woman in a chastity belt 31

The director's right-hand man, Iwaoka, is to procure a woman who is the director's favorite, and give it to her after being trained as a sex slave. This time, the target is Kano Sakura, a nurse with an outstanding figure with her supple abs. Iwaoka skillfully uses the brave female heart for Sakura's lover Junichi to carry out her cruel training...