The third installment of the "My Depressed Erection Experiences" series, in which your beloved wife or girlfriend is unreasonably cuckolded! A gem of a depressed erection NTR story that will have your crotch throbbing even as your chest is ripped open. My beloved Walnut is a classmate from school. I was curious about what kind of house she lived in, so one day I asked her to take me to her house. Unexpectedly, I was welcomed by Walnut's father and ended up staying the night. However, the scene I saw there was beyond my imagination...