Unable to win against her beloved husband's aging, Eri had too much heat and was hoarding her sex desires with nowhere to go. Feeling the limit and starting to get anxious, one day, the giant cock of her cohabiting son-in-law shoots down Eri's heart and body. With this, she can put an end to the smoldering desires. As a step to satisfy her sex-loving self, she plans to get the son-in-law's towering ideal cock.
