ER

Abby, Carter, Chen, Pratt and homeless Stan will be confined to the ER for two weeks, while all of the other patients are evacuated and sent to different hospitals. While on the roof arguing with Luka about the use of a helicopter, Romano backs up into the tail rotor, and has his arm severed above the elbow. Anspaugh arrives to perform surgery, and reattaches the arm. Susan is stuck on the roof with a dying patient. After 2 weeks, the ER reopens. While all of this has been going on, Elizabeth has been in London, working at her father's hospital, where her supervisor doesn't like the American mannerisms and vocabulary she's picked up. She ultimately decides to return to Chicago. « read less

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 tomorrow to make up the budget. Abby, Lewis and Chen go to a concert to decompress. « read less

On a busy Halloween night, Carter and Abby are the only staffers in costume when victims of an apartment building fire pack the ER. Corday takes on a new med student for a surgical rotation--Paul Nathan, who suffers from Parkinson's disease, and only decided to pursue medicine after his diagnosis. Despite a difficult first day, both professionally and medically, Nathan makes a difficult diagnosis. Romano's rehab lags behind his expectations, and he begins to doubt his role if surgery is no longer an option. In a moment of personal weakness, he tries to express his feelings for Corday. Weaver continues to display erratic behavior, raising staff suspicions about her menopause. Luka's burgeoning sex addiction worsens, as an affair with Chuny is revealed, and tensions rise when he treats a patient with a perpetual erection. « read less

Abby fears the worst when her brother Eric suddenly disappears. Carter and Chen treat a frightened Chinese immigrant nanny, Tong-Yi, whom they suspect was impregnated by her employer. Meanwhile, new surgical resident Paul Nathan, who is struggling to overcome a physical disability, tries to help in the emergency room—but his fellow doctors do not appreciate his advice to patients. Unable to quench his sexual appetites, Kovac also gets into trouble in his professional life, despite his admirable resolve to find an eye specialist to treat a young gunshot victim. Gallant and fellow medical student Erin Harkins engage in an escalating competition of medical knowledge. And Weaver gets some much-needed good news. « read less

Abby is distressed when her mother interferes with Eric's treatment at a psychiatric hospital. Pratt treats a frightened young girl who has been injured in an auto accident and desperately wants to hide a secret. An unhappy Luka forms an unlikely bond with a lonely elderly woman who makes him a surprising offer. Chen is overcome with upsetting memories when a baby is abandoned in the emergency room. Pratt takes action after Leon is fired from his menial job. « read less

When Pratt is witnessed bringing a gun into the emergency room, Carter feels compelled to defend him. However, Pratt's erratic behavior makes Carter reconsider. Meanwhile, Weaver hopes to keep her pregnancy a secret, but physical complications might compromise her plans. Lewis warily watches self-destructive patient Chip Mealy, who admits to molesting young boys. Romano warns guilt-stricken Kovac not to admit to a grieving mother that his miscalculation caused her son's death. Chen treats high school students who overdosed on Ritalin. And Gallant confronts the scheming young wife, Koko, of an aged, dying man. « read less

Pratt is overwhelmed when Leon persuades him to treat a badly wounded robber who duped Leon into participating in a crime. Carter decides to take a vacation. Meanwhile, he continues to treat Dr. McNulty, who may not actually be a doctor. Emotionally fragile Romano receives negative news regarding his recovery. Kovac's relationship with Weaver deteriorates, culminating in a threat from Luka. Alderman Bright returns, bearing financial gifts of gratitude for Weaver. And a bold doctor, "Fast" Eddie Dorset, startles Corday by asking her on a date. « read less

With Eric still missing, Maggie returns to town. Carter tells Abby he wants to marry her. Weaver gives Luka an ultimatum regarding his job. Chen tells Pratt about her son. Sean Simmons returns with pneumonia. « read less

Alderman Bright returns to blackmail Weaver into treating his gay lover for syphilis (off the records, of course). Unfortunately, the man dies from an allergic reaction to penicillin and Kerry is forced to cover up her mistake. Things between Abby and Carter have cooled down following Carter's aborted marriage proposal, but they soon heat up again. Luka has a very unconventional therapy session. Romano's condition forces Anspaugh to replace him as chief of staff...with Weaver. « read less

Abby treats a psychotic patient who has overdosed on his medication. Eric, Abby's brother, finally calls. Dr. Gordana Horvat, who attended medical school with Kovac, brings a boy from Croatia who needs heart surgery. Gallant and Pratt receive their match letters. Carter receives bad news about his grandmother. Romano discusses grave options about his arm with Corday. « read less

Carter's day shift and Pratt's night shift (his final shift at County) are intercut. Both men have extremely busy days. Doc Magoo's burns down. Luka calls Carter from the Congo and asks for help. Carter decides to go. Pratt decides to stay at County. In other parts of the hospital, Romano has his now-useless left arm amputated. « read less