Carter is back in Chicago with Kem in tow. His return to the hospital is uneventful, although there is an awkward moment when Abby meets Kem. Sam gets called to Alex's school; it seems that he was suturing his own cut. She asks Abby whether the nurse... (more)s' insurance covers family therapy. Gallant discovers that his sister has been sleeping with Pratt, although she later dumps him. Pratt accidentally breaks a patient's neck while doing an unsupervised intubation. A whole nursing shift cannot go home until they find one missing Valium. Luka informs Weaver that he's leaving for the Congo in two weeks. However, he later changes his mind.