SDMU-100 Strange family

The above movie is about a house full of men, with only one girl living in it, these people see her as a sex doll, having sex anytime. As a woman, a girl in her twenties does housework from a to z, cooking, cleaning, and doing laundry all by herself, but that's not all, she is also his father's wife/girlfriend. , uncle, and brother, in general all the men in the family can... fuck her. Despite being forced into sexual slavery, the girls seem content and happy in this strange house...