Grace mediates between a patient's partner and son while adjusting to the unwanted arrival of the new hospital CEO.

Under pressure to steal more drugs, Wolf is forced into an ethical dilemma in which he is turned against his patient. While trying to protect her patient before a major surgery, Ash is forced to confront Sinead about her drinking problems.

Ashley receives an ultra-religious patient who is willing to put himself at peril to appease God, forcing Ashley to reconsider her own religious past. Naz supports a pregnant patient through the hardest decision of her life.

Wolf is assigned to a patient that has lost hope that she will receive a life-saving lung transplant in time. Keon confides in a former football friend about a traumatic incident. Naz is assigned as Sinead's assistant.

A high-profile surgical case brings Grace and Ashley into conflict over whether or not the surgeon is capable of performing the surgery.

Grace to is forced to confront her own past trauma when she encounters a patient whose diagnosis proves to be elusive.

A hospital is a battlefield, as our 5 favorite nurses attack another season. But there's a new general in town - nurse manager Kate Faulkner, who's going to give them all a run for their money.

Ghosts from the past make a day at St Mary's especially trying for our nurses as they're each confronted by people or things they tried to leave behind.

With uncertainty in their personal lives and a pandemic on the horizon, our nurses each deal with people longing for wishes to come true for their health or their loved ones, but they're wishes that may not be in the power of a nurse to grant.

Keon assists a patient who goes into early labour. Naz cares for a victim of the terrorist van attack and helps his mother make a difficult decision. Meanwhile, Wolf tries to reunite missing fingers with their owner.

When Naz realizes her patient has a more serious condition than anyone realized, Naz forms a special bond with the patient's cousin. An over-exhausted and under-slept Wolf struggles on the job and draws Damien's wrath.

Ashley and Caro explore past relationships. Keon grapples with Molly's attempts to sideline him. Naz tries to balance her emotional connection to a patient with his medical needs. Wolf is forced to leave his comfort zone and care for a newborn baby.