Goddess Gabriella wanted to teach this guy a lesson, and she did it by cruelly using her spit fetish to do it. The mistress felt that the best way to do so was to make him feel humiliated, and so she did not hesitate to do so. The mistress spat on his face and trampled it with her bare feet. He had no choice but to do what the mistress had ordered. That is how he learned not to be careless.