Mistress Saida could tell that this guy had a small dick and she did not want to fuck him. She knew she could not fuck him. But she went ahead to mess with him for her own fun. So the mistress teased him and showed of her big tits to him. He was turned on but when he thought he was about to get some, she told him he had a small dick and it could not do anything for her.
Mistress Saida is blessed with a big dick and a big ass. And that is one of the reasons why she loves a big cock. But this guy she was about to mess with had a small one and she did not like it. She felt that the best way to dominate him was to humiliate his small dick and so she did it without caring about his self esteem.