Sam's too small

Watching on, Sam's father thought his son had it made, and although he was disappointed, he was also proud of his son for bagging so many baddies, regardless of the wish. Yet, that's when he saw Sam's pants bulge, realising how tiny Sam's dick was, hearing his daughters and wife make happy noises as they touched his dick, going from fawning over him to coming together so they could dominate him. They whispered in his ear as they let him grab their asses or tits, ready to tease Sam right in front of his father when-