JUQ-415 — I Kept Making My Wife's Sister Cum, Even Though She Looked At Me With Contempt For Cheating On Me, Until She Said, "I Can't Take It Anymore." Rio Kuriyama

While her sister is in the hospital in the final month of pregnancy, Rio is asked to look after her brother-in-law Ken. However, she happens to come across him having an affair... "You don't care if it's a hole! How disgusting!!" She yells at him in anger, and Ken, unable to resist, rapes her to keep her quiet. Humiliated by her scum brother-in-law, Rio continues to resist, but she can't stand his caressing her private parts again and again, and cries out "I can't take it anymore! Stop!!"