As the pornstar prepares for another intense scene, she mistakes one of her partner's thick, veiny cocks for his slightly smaller one. Her eyes widen in surprise as she feels the larger member stretching her asshole, a scream echoing through the set. But the professional she is, she quickly adjusts, her body responding to the new sensation, her moans filling the room as she rides it out, her ass cheeks clenching and releasing in rhythm.