Bound and eager, the good boy awaits his mistress's whim. She presents him with a shape, her voice sweet yet commanding, 'If you guess this, you'll earn a stroke, pet.' He guesses wrong, and she chuckles, 'Such a shame. Now, let's see how long you can hold out, hmm?' The game continues, his cock throbbing with anticipation, her voice his only guide in this dance of denial and reward.