Lingering tensions and accusations spill over, pitting the men against the women.
One castaway hopes never to see another castaway again...forever.

Rachel's constant calls to her pediatrician force him to drop Emma as a patient. Ross becomes uncomfortable when Rachel seeks his childhood doctor as a replacement - mainly because he is still Ross's doctor.

When Dr. Kelso challenges the residents by offering a trip to a medical conference in Reno as a reward to the individual, who presents the most interesting case study, J.D. refuses to play along, earning him the respect of Dr. Cox.

In the meantime, Turk misses his opportunity to ask for a new laser on the one day of the year, that Dr. Kelso grants favors, so he is forced to find another way to come up with the goods.

Grissom and Catherine investigate the murder of a wealthy couple who are found outside of their home, which was up for sale. Meanwhile, Sara probes the death of a cheerleader who is found eviscerated on a soccer field, her organs having been ingested by her killer.

Grace is so entranced by her budding romantic relationship with a handsome doctor that she asks an impatient Will for an extra month to re-consider her commitment to conceiving their child through artificial insemination -- resulting in verbal sparring match.

Lewis treats an end-stage Huntington's patient, whose mother has already watched her husband wither from the disease. Abby's brother Eric, an Air Force traffic controller, visits on his way to a new post in Nebraska. Carter tends to a 12-year-old drug-addicted prostitute with a serious STD, until her pimp shows up and whisks her away. Pratt aggravates a drug-seeking man who comes back brandishing a gun at Chen and Abby and demanding Demerol. Abby gives him his shot but purposefully ODs him. In the aftermath, Carter flips his lid, demanding better security and the installation of metal detectors. When Weaver refuses, Carter leads a walkout. Weaver eventually caves, albeit before telling Carter that he must fire three senior nurses by the next morning to make up the expense. Abby, Lewis and Chen go to a concert to decompress.

Four different witnesses claim that a woman was abducted from a mall parking lot while her husband was standing just yards away with his back turned to her. The team starts to suspect that her husband had something to do with her abduction.

Tonight, conservative political commentator and the host of War Stories with Oliver North, Oliver North.