Gagged and bound, a terrified playgirl finds herself the model for an artist's darkest desires. His charcoal sketches grow increasingly lewd, tracing lines of lust across her quivering body. He forces her to taste his throbbing cock, pushing it deep into her mouth, making her gag and choke. She struggles, but her resistance only spurs him on, his rough sex driving her closer to orgasm despite her fear.