In a dimly lit dungeon, a stern mistress commands her submissive to stroke his cock until he's on the brink. She watches, eyes gleaming with dominance, as he struggles to hold back. 'Don't you dare cum yet,' she snaps, her voice a whip-crack. She moves closer, her heels clicking on the stone floor, her breath hot on his neck. 'Not until I tell you to, and not until you've swallowed every last drop.'