On the Farmead Estate, teenager Sammy Malone is causing havoc with some fireworks, with disastrous consequences. With a film crew in tow, Jeff, Dixie and Adam arrive at the scene and start to treat an injured resident. The site soon becomes unstable as the repercussions continue. Unbeknown to any of them, the rocket has caused a fire, which in turn causes an explosion. Soon the fire is out of control. Tess decides to track down the culprit herself, which puts her life in grave danger.

The situation on the estate escalates and, after spotting Tess on some video footage, Charlie goes to look for her. Adam wants Jessica's decision.

Abs is quick to take the blame when Stacey is accused of injuring a young girl. In the midst of chaos, a familiar face arrives.

Nick Jordan and Ben Harding arrive.

Adam's suspicions about Nick Jordan grow, Charlie tries to persuade Abs to reconsider his decision and Zoe is left reeling by her test results.

It's Dixie's first day back and she tries to act normally. But the facade begins to crack as she starts taking dangerous risks in the ambulance.

Abs is still struggling to come to terms with Stacey's death and takes out his frustration at work.

Abs wakes up in a police cell - battered and bruised. In contrast, Adam finds himself in the company of a young woman.

John "Abs" Denham departs

Tess is forced to have faith in Charlie when a new nurse is appointed.

Jay Faldren arrives

Dixie treats an overdose, and a dying father has a chance to make peace with his son - but he also has a score to settle.

A road accident gives Ruth and Toby the chance to prove themselves to Jordan. Dixie discovers Jeff has split up with his wife.

Noisy building work, broken lifts and a power cut cause chaos in the unit.

Marilyn Fox departs

Jordan is feeling rueful after his night of passion with Ruth. Dixie worries about what the impending TV documentary will reveal.

A terrible accident forces Adam to confront his past. Meanwhile tensions simmer between Ruth and Jordan.

When Jessica collapses at work, she admits to Tess she is pregnant. Ruth is worried Toby isn't coping after his night with Ben.

Sean tells the entire department that Jessica is pregnant.

Toby discovers that rumours about him and Ben have reached epidemic proportions. Jessica and Sean continue to lock horns over their move, with damaging consequences.

Adam learns some shocking news and takes steps to find out the truth. Carefree Zoe is brought down to earth and Ruth contemplates the realities of Christmas alone.

Toby tries to make amends but is left trapped and alone in a perilous situation. Jessica is relieved when Sean appears to forgive her over her affair with Adam.

Memories of past misdemeanours flood back as Toby fights for his life in the river. A train crash brings chaos to the staff at Holby, while Ruth questions her abilities.

Toby De Silva departs

Zoe ignores Sharice's pleas with devastating consequences. Alex clashes with Adam after getting cold feet over his impending operation.

Jordan makes a confession to Alex. Jessica receives alarming news and Zoe deals with the fallout from Abby and Finn's deaths.

When a stabbing victim is brought into A&E, it seems that Curtis knows the culprit. But his refusal to talk to the police threatens to wreck his relationship with Alice Zoe struggles to connect with Sharice following Abby's death.

Jordan faces a dilemma when Adam's brother, Alex, is rushed in following an overdose. Curtis struggles to reveal his feelings.

Devastated by Alex's death, Adam sets out to prove a defiant Jordan's culpability.

Tess and Jordan realise Adam isn't coping well when he brings Alex's ashes into the office, and Curtis' plans for a romantic Valentine's day with Alice are thwarted by an unwelcome face.

Alice tells Tess that she and Curtis are no longer an item and Big Mac foils a robbery attempt.

Jordan tries to cover his condition. An apparent cash windfall leads Kelsey to triumphantly hand in her notice.

Kelsey tries to make amends with her colleagues. Meanwhile, Adam's skills are put to the test by an unstable addict's efforts to procure methadone.

Jessica receives news about her children, and Ruth realises she's become too preoccupied with work. Alice decides to fight for her man.

Polly Emmerson arrives

Big Mac reflects on events leading up to his arrest, and makes a decision.

It's Kelsey's last shift and the gang has orqanised a surprise party for her. Zana makes an important decision.

Kelsey Phillips and Snezana Lalovic depart; Maggie Coldwell returns for one episode.

Self-medication isn't helping Jordan's worsening condition, Adam deals with a challenging patient and Tess's suspicions are aroused.

Jordan is diagnosed and throws himself into work. Zoe tries to balance work and motherhood.

Jordan plans to sacrifice Adam, Zoe makes a hard decision, and Jessica goes into labour.

Adam's resignation sparks a shocking reaction, and Jessica gets an unwelcome visitor.

Jordan's secret is revealed, and Jessica has a shocking revelation about baby Harry.

Curtis and Alice's plans are thwarted, while Jordan and Adam begin their new regime.

Alice's life hangs in the balance, and Curtis is determined that someone will pay. But how far will he go to get revenge.

There's friction between Jordan and Zoe, but as they get closer, what will the evening bring? Alice has a shock on her return.

Jeff is forced to confront the end of his marriage. Meanwhile, Polly is thrown in at the deep end.

Ruth goes out of her way to impress her potential new boss. Meanwhile, Jordan gathers the courage to reveal his secret to Zoe.

Jeff decides to fight for his kids. Jay teaches Ruth how to connect. Alice's wedding plans spiral out of her control.

Jordan's illness gets the better of him. Meanwhile, Sean forces Jessica to make a difficult choice.

Ruth's web of lies begins to unravel. Jordan gets a nasty shock.

Jordan is left reeling after some life-changing news, and faces a difficult decision.

After learning the truth about Jordan's suspension, Adam's professional conscience is piqued.

Curtis and Alice's wedding day is thrown into turmoil. A familiar face endangers Jessica and Adam's relationship.

Sean Anderson departs.

Chaos strikes following a coach crash, as the team pull together to deal with the casualties. Alice's wedding day falls apart as she sticks by Curtis in his hour of need. Meanwhile Jordan discreetly makes his exit.

Nick Jordan departs and Curtis Cooper departs.