Ripe female teacher tied up female dog

Shizuka works as a teacher at the same school as her husband. Shizuka, who has the charm of a mature woman, was also interested in her as a woman by her students. Among them, Aoi, who has a powerful father at the school, is planning to somehow make Shizuka his own. At that time, Sagawa, who was watching over Aoi, pretending to be a janitor, took the proof of Shizuka's husband's corruption. Then Shizuka is tied up with dirty hemp rope for her husband and is humiliated. The pain gradually instilled the pleasure of a female in Shizuka's ripe body...