In this episode, the new resident doctor becomes entangled in the hospital's nocturnal mysteries as the nurses' irresistible impulses drive them toward passionate interactions with patients, colleagues, and one another. Determined to find the source, he starts connecting the dots that point to a possible mastermind behind the spreading epidemic. Meanwhile, his own suppressed desires begin to surface, complicating his efforts to maintain professionalism amid the unfolding events. Suspicions deepen with each revelation, setting the stage for further intrigue.