SPRD-1404 Mother who was first inseminated by her son Sumire Mihara

A mother who obeys her alcoholic father without resistance. I was curious as to why she could endure it. One night, a son noticed light leaking from his parents' room and peeked inside to see his mother performing oral sex on his father as instructed. However, before penetration, his father's member went limp, so his father went out drinking alone. Then, the mother began to comfort her heated body by herself. The next day, during the daytime when everyone had gone out, the son noticed his mother sleeping in. He tried to cover her with a blanket but remembered seeing his mother masturbating the previous night and became excited, starting to fondle his mother's body. When she woke up, the mother tried to reject her son but failed, ultimately being penetrated forcefully…