Goddess Nika wanted to use her ass to crush and that is exactly what she did. She had time on her hands and she wanted to have fun in the process. She did not worry about what she did as it was all for her fun. The mistress crushed her toy and she did it with her ass without worrying what happened to it as it was an inanimate object.
When this mistress came with bananas, this slave was happy as he knew he would get to eat them. But she did not let it go the way he had hoped it would as she took the bananas, crushed them with her high heel boots and she then fed it to him both from the floor and from the soles of her boots. He never wanted to eat bananas again.
Madame Marissa had excess time on her hands and she did not know what to do with it. She chose to use her crushing fetish to pass time and she did it in a crazy way. The mistress had a great time crushing inflatable toys that she had in the house and she had more fun than she had thought she would have. And she knew she would do it again.