Betsy Beutler

When a man is found castrated and left for dead, Rollins (Kelli Giddish) and Carisi (Peter Scanavino) uncover three female suspects with possible motives. Meanwhile, Langan (guest star Peter Hermann) brings devastating news for Benson (Mariska Hargitay).

J.D. and Elliot must deal with a lousy bunch of interns; Carla forces Elliot to acknowledge the feelings of her suffering, ex-fiance Keith; the new Chief of Medicine takes the Janitor to task for his tomfoolery.

The doctors and surgeons at Sacred Heart are suddenly burdened by the obtrusive approach to management by Dr. Maddox.

The Sacred Heart doctors and surgeons meet a new crop of interns - and a tough new Chief of Medicine.

J.D.'s rise in status within the hospital makes Turk jealous; Turk's new intern tries to stay quiet about the craziness around him; Denise tries to convince Elliot to authorize her own treatment plan on a patient.