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.
The recent release of Slutmax ™ aphrodisiac has been dogged with controversy with some users claiming it works too well and is affecting productivity. Today Dr Sabrina is giving a press conference to reassure the public.