Christina returns to James River; Tom must perform surgery on a friend; Kelly has a career-changing moment; Bobbie and Steve consider a move; Camille contemplates leaving for college.

Christina and Tom spend the day with Miles’ kids who are in town visiting. Bobbie is photographed for an article about James River. Kelly and Dr. Marshall learn more about each other. And investigator Jimmy Dupree returns to question Detective Renata.

Christina and Tom's wedding doesn't go as planned, Nick investigates the cause of an attack at the hospital. Candy finally goes into labor after almost losing her life.

Christina squares off with an arrogant surgeon who is working on the case of a young heart patient she is caring for. Elsewhere, Ray works as Christina's mother-in-law's personal nurse, who, unknown by Christina, has been hospitalized. Kelly tends to a man with a worried wife.

Christina battles Morrissey after he asks her to lay off nurses due to budget cuts. Therefore, Kelly's job is on the line and she also encounters some problems with a doctor. This episode also features a terrible tragedy inside the ER.

David's cancer is back and Christina does her best to comfort him while looking to get him a new treatment. Kelly has difficulties when trying to say goodbye to a patient and Ray hears astonishing news from Candy.

Tom and Christina deal with the explosion at the hospital and her pregnancy differently. Camille may have found a new love interest. Bobby and Christina argue over hospital duties. Also a little girl is left at the front of the hospital for no apparent reason.

Richmond Trinity Hospital's chief nursing officer Christina Hawthorne tries to stop an end-stage cancer patient's attempt at suicide.

Christina tries to save a Korean woman and her little boy after a car accident; Bobbie helps a young woman on the verge of losing her arm because of gangrene.

Christina gets trapped into working an overnight shift and finds herself in the middle of a potential custody battle.

Christina treats a female patient who appears to have been abused by her boyfriend; Bobbie helps a patient with abdominal pains; Ray helps a young man facing the possibility of being paralyzed; Camille gets a driving lesson from Kelly.

Nick asks Christina for help with his mom who is ill, Dr. Steve shaw gets a surprise visit from his father. An internal affairs investigator comes to James river looking into the events surrounding the attack that recently took place. Tom is becoming concerned with Camille's interest in the new doctor at the hospital practicing under Tom.

Camille Hawthorne tries offering advice and comfort to her mother, Christina, whose choices will have dramatic consequences on the lives of Tom and Det. Nick Renata. Meanwhile, Miles prepares to say goodbye to James River. Chi McBride also guest-stars.

Christina and the crew are hit with an onrush of new patients when another Richmond emergency room shuts down. One patient is recognized by Camille as an old friend from school who appears to have a drug problem. And a reporter wants to use Ray as an inside source for a revealing article she wants to write concerning the ER.

Jimmy Dupree is still questioning the nursing staff of James River about the events that led up to the attack and nick is questioned about the attack that night. James River holds a health affair that leads Kelly to get in an argument with bobby over how to continue after a capital MERSA outbreak is suspected. Morrissey begins to fall apart because of stress due to recent events taking place at the hospital.

Christina and Nick through his mom a party. Camille discovers something about Miles that could change their relationship drastically. Bobby holds a fundraiser for the James River cancer and research lab; also problems become a problem for the CEO of James River Hospital

Christina is given an opportunity after losing her job at the hospital. Camille and Miles have to make a decision about their relationship after learning something about Miles. Bobbie makes a mistake that could cost her the job that Christina once held. Tom's dislike of Nick only increases.

Christina creates a makeshift ICU bed for a woman whose son isn't ready to let her go; Bobbie helps Kelly with a case involving an infant swallowing rubbing alcohol; Ray tries to spend time with Candy.

When Christina’s life becomes too much to handle alone, she seeks refuge in therapy, where she opens up about her husband, Det. Nick Renata, marriage, her daughter and even her own childhood. Meanwhile, Tom faces the daunting task of keeping a friend’s spirits hopeful while confirming a difficult diagnosis.

A patient with dementia believes Christina is his wife.

An old friend resurfaces, and Christina is determined to help her despite the insurance company’s refusal to cover her treatment. Tom’s growing relationship with Erin rubs Christina the wrong way, just as tension and silence build at home between Christina and Camille.

Richmond Trinity is shut down and Christina along with Bobby Jackson, Kelly Epson, Ray Stein, and Tom Wakefield transfer to a new hospital on the verge of being closed itself. Christina is named director of nursing and clashes with the old director. Christina and Tom's feelings begin to develop. A woman dies due to lack of medical attention.

Christina pays a visit to the ethics committee when she opposes the hospital's refusal to treat a heroin-addicted patient. Elsewhere, a mother reveals a game-changing secret to her adopted son; and Camille forges a bond with hospital worker Marcus.

When he sustains critical injuries in a car crash, Tom fears that he may never be able to perform surgery again. Meanwhile, Candy returns from her tour of duty in Afghanistan. And a child must disclose a hard truth about his grandmother to save her life.

Christina has difficulty getting the only doctor at James River hospital to perform the surgery on a prisoner who killed a pastor. The doctor doesn't want do the surgery because of his religious beliefs. Tom hopes to get some good about his elbow soon.