Union-broken Cunts who don't sell - or simply get on a member's bad side - often end up used as classroom props. If they're lucky, it's temporary. If not...
AUCTION -this are two Sisters who are pregnant and ex Wrestling Stars. These we're abused very well but are both in good conditions. Questions and bits in the comments.
If you train your slave properly, you can expect to see this kind of pride on it's face after an intense session of abuse because it's position in life is so thoroughly reinforced that it finds it's purpose in serving and accepting daily punishment.