Bound and vulnerable, a petite submissive is left alone in a public space, her small tits heaving as she teases her pussy, rubbing it through her wet panties. She's a vision of controlled chaos, her femdom mistress's orders echoing in her mind, pushing her to the edge of ecstasy without tipping over. Her fingers dance around her clit, her moans muffled by the gag in her mouth, as she fights the urge to cum.