The eldest son's wife, who always takes care of her father-in-law, feels jealous when the second son and his wife come to visit and the second son's wife takes her father-in-law's super-strong dick. She teases her father-in-law with her panties, and while the other family members are there, she grabs his super-strong dick as if to play with it, and as soon as everyone leaves, she sucks on his dick, straddles him, and welcomes him into her pussy.