She has always been complimented on her ass. She has always been one to use it to her advantage. This ebony bbw knows that men are drawn to her ass and she uses it to train them. When they act naughty, she puts their face in her ass and forces them to smell her fart. She starts with slow farts but as they need it, she lets out long and wet ones.
When she lays down to entertain herself, she wants her slave to do the same. She has him put his face in the folds of her ass so she can fart in his face. She loves being the air that he breaths because she knows that he can't live without her. She lets out some long and wet farts so that he can understand how weak he is without her wind in his lungs.