Doug faces possible criminal charges after Ricky Abbott dies when Ross bypasses system lockouts to enable Joi to give Ricky a lethal dosage of dilaudin. Doug is delegated to desk…

Benton’s attempts to get away to Carla and Reese on Christmas Eve are continually thwarted by Romano, culminating in Benton forcing the drunken Romano away from a patient. Carter believes…

Dr. Greene and Corday bond with their parents, Lucy cares for a patient with a psychotic break, and Valentine’s Day celebrations in the ER end tragically for one of the…

Carter and Lucy are discovered and the staff struggles to save them and go on with normal patient care.

Doug jeopardizes future federal grants for the entire ER when he breaks a double blind study by giving a sample drug to an ailing patient. Doyle lodges a sexual harassment…

Lucy’s patient finally gets a heart transplant but does not survive. The transplanted heart will now go to another recipient. Greene interferes in a gay domestic situation. Corday tricked her…

Carter plays tour guide for Ruth Johnson, who was born in the hospital 100 years ago to the day, and her large family. Carol treats a boy who was hit…

Two boys brought in after a fight at school leads Cleo to discover that one of them has been injecting himself with hormones. Hathaway’s obstetrics nurse, Abby Lockhart, joins the…

After Mark saves a 16-year-old assault victim in a daring rescue, he tries to convince the boy to leave the streets for a shelter. Carter loses his beard when two…

Kovac and Haleh take care of Hathaway’s twins so the new mother can finally get some rest. The job transfer for Carla’s husband does not get approved allowing Reese to…

Dr. Corday commits a deadly error after being on-call for nearly 36 hours straight. Peter visits Dr. Kotlowitz and receives encouragement regarding a cochlear implant for Reese. Dr. Amanda Lee,…

On Thanksgiving Day Carol goes into labor. She’s able to get to the ER only thanks to Luka’s help. She delivers the first baby in the ER, but the second…

Weaver tries to save the life of a rape victim while Corday struggles with feelings of disdain as she is forced to save the rapist. Cleo treats a teenage alcoholic…

Halloween night finds the ER awash with allergic or otherwise incapacitated children. Kerry tolerates a visiting candidate for chief while she waits for the official vote. Romano operates on an…

Mark goes to a trauma scene with the EMTs, where he treats a gunshot victim who has a bomb strapped to himself. Later, Mark’s daughter persuades him to treat a…

A prank in a high school science class goes terribly awry, injuring a teacher and several students. Hathaway discovers Meg’s drug addiction. Weaver and Greene notice Lawrence gets easily confused.

Benton struggles with the idea of taking a DNA test to determine whether or not Reese is actually his son. As the signs continue to pile up, Kerry and Mark…

A recommendation from Weaver allows Jeanie to have temporary approval as a foster parent for baby Carlos. Reggie and Jeanie get married. Lucy and Kovac talk with a young woman…

Third-year med student Lucy Knight reports to the ER for the first day of her rotation. Greene takes a teacherly interest in her, helping her get acquainted, but she gets…

When Anspaugh decides to retire as chief of staff and return to surgery, he appoints Romano as his replacement. Greene expresses reservations about the decision, but Weaver does not support…

Del Amico, Ross and Corday confront disturbing situations after the bombing of a women’s clinic. Benton comes under review for controversial actions in the OR. Jeanie endures one of the…

A 31-year-old security guard is brought in suffering from severe chemical burns, and a 21-year-old man is wheeled in after falling 75 feet into a river. Meanwhile, Benton is upset…

Ross treats a 6-month-old recovering from methadone withdrawal. A televangelist and his wife, who’s suffering from an infection, plan a broadcast from the ER. Del Amico’s old boyfriend arrives, and…

Ross and Hathaway’s jobs are in jeopardy after their unauthorized treatment of a drug-addicted 7-month-old boy is discovered. Corday loses her sponsorship. Carter suspects Del Amico’s boyfriend when drugs are…

Mark finds out Cynthia has moved. Carter’s cousin Chase is brought in because of a heroin overdose. Doug and Kerry clash after she found a flaw in his study.

Jeanie fears Scott Anspaugh’s cancer may have returned. Hathaway learns a disturbing secret about a 16-year-old girl. A pregnant patient fears she’ll miscarry; Morgenstern returns to work, but perhaps too…

Carter finally works up enough nerve to ask Del Amico out. Jeanie tries to help Scotty decide whether to undergo an experimental treatment and Benton takes unexpected action during an…

Because of benzene that’s been spread, the ER has to close. Weaver gets felled and Carter has to take the lead.

Kerry starts to doubt the methods of Synergix. Carter tries to help his cousin beat his drug addiction. Jeanie becomes Scott Anspaugh’s part-time caregiver.

Another elderly rape victim is brought in. So is the rapist.

Benton has a very extraordinary and interesting case when he comes across a boy with reversed internal organs.

Jeanie believes she’s been fired because she has HIV and fights her dismissal.

Cynthia Hooper starts as the new desk clerk. Benton and Carla disagree over whether or not their son should be circumcised. Al gets in an accident at work.

Carol would like to have a women’s and children’s health care clinic within the ER. Benton has trouble combining work and fatherhood.

While a film crew is filming in the ER, it’s Elizabeth Corday’s first day.

Cleo and Carla clash after Reese gets hurt while in Cleo’s care. Weaver and Kovac cannot save the life of a developmentally challenged woman’s only caregiver. Abby goes to a…

Carter is exited about getting his own med student and Mark and Carol interview candidates for the desk clerk position.

Numerous mishaps threaten to mar Corday and Greene’s wedding day. As the very pregnant Corday becomes increasingly agitated, the presence of her bickering divorced parents does little to improve her…

Maggie contests Abby’s attempt to institutionalize her. Weaver treats a few bizarre patients. When Legaspi returns to work after being exonerated of sexual harassment, Weaver tries to reconcile with her….

Just when the ER is understaffed and swamped, two children who were brought in turn out to have full blown smallpox. The entire ER must be locked down. The staff…