SPRD-411 Incest: Mother Junko Misono is stripped of her butt only

Junko's mother is worried about her son who is holed up at home, but the son doesn't care about her worried mother's feelings and is violent towards his mother. - My son seems to have a special sexual fetish, and seems to be particularly particular about butts. - Although she resists her son forcing his mother to expose his lower body, his buttocks are exposed. - There was no way she could just see it in front of her son, and her son cruelly ordered her to show it to others.