Woman awakened to masochistic 8

With her long, well-maintained, dark hair flapping, Sonoda is resting her eyes on young wife Sae, who is happily bringing along with a man who appears to be a husband of a different age, and then she ends up as if to be drawn to her plump body. The next morning, the couple broke into their room, taking advantage of the time they left the house to see their husbands off, who were on the way home. When Sae returns alone, she is violated by Sonoda in vain. While Sae is sadistically raped by Sonoda and sometimes forced to submit to her by force, Sae...