The chick is used to being treated this way. The impotent husband lost her at cards. That's why they've been pulling her like a bitch all day long. And the harder the stake, the harder they drive it inside. Only the pussy is already so used to the new masters, to the abundance of milk - that she does not want to go back.
Migrants are good because they are willing to do extra jobs for the same pay. Not for nothing the boss hired this latina, the girl herself is pretty, and also very hardworking and helps the boss to cope not only with the cleaning.