Raped by my father-in-law... Beautiful wife playing

Tsubaki, a wife, invites her father-in-law, Shoji, to live with her husband, Seiji. Shoji is usually a kind and rather weak-willed type of person, but he has the flaw that he always gets into trouble when he gets drunk. Seiji was away from home on a business trip, leaving his father-in-law and wife alone. Shoji, who has drunk alcohol, mistakes Tsubaki for Nae-chan from the bar and starts groping her. Tsubaki, who is dizzy after being forced to drink alcohol that she is not used to, is raped by force...