A cruel mistress, her eyes gleaming with sadistic pleasure, watches her pet squirm. She smears her boots with warm, sticky cum, 'Now, you will clean my boots like the good little slut you are,' she hisses. He hesitates, then tentatively laps at the sole, his nose wrinkling at the pungent taste. She grabs his hair, pushing his face harder against the boot, 'Faster, you disgusting worm. Lick every drop, or you'll regret it.'