ER: Season 15

Sam's time is taken up by her studies for a... More pharmacology exam, leaving Gates feeling neglected. A school fight results in a stabbing, with Brenner treating the victim and trying to uncover the truth behind the story. Morris has a surprise for Neela. Gates gets locked in a stairwell with a quiet young boy on Halloween night.

Dr. Banfield is irritated when Morris takes Chaz under his... More wing and teaches him risky medical procedures; Neela is unhappy when Dr. Banfield undermines her authority with an intern.

Dr. Banfield takes a run to clear her head but... More finds herself trying to rescue a three-year-old girl from drowning in a nearby lake. Gates tries to pull some strings in the ER to help his homeless war hero. Banfield is reminded of her own experience at County with Dr. Greene caring for her son as she tries to save the young three-year-old girl from certain death. Meanwhile, the interns continue to struggle to keep up in the ER.

Sam gets frustrated with Gates when he gets obsessed with... More finding a homeless war hero. Neela is upset at her intern after he gets the entire surgery department into a lawsuit. A husband and wife come into the ER after someone tried to burn down their home. Brenner loses his cool with a patient and it gets physical.

Banfield and Morris go to the coffee shop at 3... More a.m. and are served by 20-year-old Debbie who is six-months pregnant. The doctors treat someone with a heart problem and Alex. Chaz must look for a missing 7-year-old boy who saw his sister die.

Morris' father arrives at the ER's doorstep and leaves him... More an unwanted package. Sam wants Alex to get off the ventilator as quick as possible following his accident. Meanwhile, a woman is in danger of being deported despite her high-risk pregnancy.

Alex is set to be released from the hospital. Doctors... More treat African-American brothers Curtis Bennet, 17, who has abdominal pain and 10-year-old Quincy Bennet who has a knee injury. Both were injured during a drug deal that went terribly wrong. There's still some residual tension between Gates and Sam. A female patient in police custody doesn't want to be examed by Morris. A 13-year-old patient named Anastasia messes with Neela's love life.

Neela has a recurring dream; Gates tries to save a... More patient who jumped out of a window while sleeping; Neela is surprised to see Dr. Corday.

Morris tries to help a girl who was hit while... More riding her bike; Gates can't get over his feelings for Sam; Neela is flustered when Dr. Brenner returns from Australia.

Morris and Gates treat an older man who was assaulted... More on the street; Sam gets a surprise visit from her sister; Dr. Morgenstern visits County General when he discovers an old mentor is ill.

A mother is severely injured by a car accident in... More the ambulance bay; an insurance company frustrates Morris; Neela tells Brenner about her offer in North Carolina.

It's Valentine's Day. Dr. John Carter is back at the... More County. Brenner and Neela are getting closer. Dr. Banfield is having a hard time trying to have a baby. And Puck and mushrooms may not be a good combination.

Carter finds himself struggling with County's new technology and procedures.... More After becoming frustrated with the in vitro-fertilization, Banfield and her husband discuss adoption as an option. Sam's mother arrives in an altered state of mind.

A camera crew interviews the staff at County General for... More a documentary on emergency medicine. Morris’ cop girlfriend gets injured on the job and is rushed into the ER with gunshot wounds. Neela wonders why her relationship with Brenner lacks so much communication. Sam struggles to make amends with her mother.

Neela and Sam are shocked when they arrive back to... More the airport with transplant organs only to find that their plane has left them. Dr. Carter gets a surprise visit from an old friend while waiting for his kidney transplant. Dr. Banfield bonds with an abandoned baby boy that is left at the ER.

On Neela's last day at County, she has doubts as... More to whether she is making the right decision.

The ER doctors and nurses help out at Camp Del... More Corazon, a camp for kids who have had open-heart surgery, working alongside the camp counselor.

As Carter prepares to open a new facility for the... More underprivileged, some old friends/colleagues gather. Rachel Greene, Mark Greene's daughter, applies for an internship at County.