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.
I cant stop feeling so horny and slutty. Comment what you would do to me, or get me to do, if you were here rn. The more degrading and slutty the better and Ill try to reply x