Her son's wife, Haruki's plump and plump body was unbearably attractive to her father-in-law. The father-in-law, who touched Haruki's body for some trivial reason, could not control his emotions. Haruki is also inspired by her father-in-law's rough lust and begins to feel pleasure in the immoral acts she does behind her husband. Only to devour each other's bodies became the reason for their existence.
