The doctor's gaze lingers on Joshua's naked form, his medical gloves snapping into place with a satisfying sound. Joshua's cock twitches, betraying his excitement. The doctor, a man of science, feels the pulse quicken under his fingers. He explores Joshua's body, his touch both clinical and erotic. Joshua's nipples harden, his breath hitches, and his cock stands at attention. The doctor's professionalism wavers as he wraps his hand around Joshua's shaft, feeling the heat and the throbbing desire. He leans in, his breath hot on Joshua's ear, whispering, "This is going to be a very thorough examination."