Cory's heart races as the doctor's hands roam his naked body, his medical expertise replaced by a hunger for the young twink's firm flesh. The doctor's breath hitches as Cory's cock twitches, a bead of pre-cum forming at the tip. Cory bites his lip, trying to hold back a moan as the doctor's fingers brush against his sensitive balls, the line between medical examination and erotic exploration blurring with each tantalizing touch.