Perdition
Andy San Dimas suffers exquisitely as cyd settles in to his director's chair to enjoy the result of his efforts. He's clearly delighted as Andy's composure and resistance slowly breaks down.
In one scene, a clear ring gag mimicking a small funnel forces her mouth open and induces profuse drooling. Her arms are pulled up behind her in a strict strappado, ensuring she remains on her knees, helpless and affixed in a vulnerable, helpless and submissive posture that is immensely pleasing to the eye of bondage enthusiasts.