When a patient named Ellis Kahane tries to check himself into the psych ward at Wharton Memorial claiming to be a werewolf that will transform at the next full moon, Carl turns him away believing him to be just a nuisance. However, things take a dangerous turn when Ellis takes the entire team hostage to prove to them that his transformation will take place when the sun sets that night. Meanwhile, as Wharton is faced with serious budget deficits, Nora struggles in her attempts to find proper funding for the hospital, and is forced to make a difficult decision when given a tempting offer. Also, Jack speaks with a surprising therapist regarding his recent troubles.