Episode 1
New consultant Fleur Fanshawe shakes things up on Keller.
Episode 2
A misunderstanding leads to Dom calling Kyle's loyalty towards him into question.
Episode 3
Mo is determined to prove she can swim with the sharks, but is she in over her head?
Episode 4
Colette's struggle to help Zosia pushes her relationship with Guy to breaking point.
Episode 5
Serena is distraught when her mother does not recognise her.
Episode 6
Serena is overwhelmed by Adrienne's situation. Adele struggles with her workload.
Episode 7
Guy is forced to confront the fact that Zosia may not be cured of her mental illness.
Episode 8
Jesse is forced to face up to how his dalliance with Zosia may have impacted her health.
Episode 9
Raf is thrown by Amy's request. Dominic ruthlessly risks all to fulfil his ambitions.
Episode 10
Zosia gets emotionally involved with a patient with catastrophic consequences.
Episode 11
Elliot's plans for a quiet family Christmas are derailed by the arrival of a friend.
Episode 12
Dominic's past returns to haunt him. Mo needs a date for her sister's wedding.
Episode 13
Guy's world is rocked by the arrival of a familiar face on the ward.
Episode 14
Jac considers the possibility of a new start with Emma in the USA.
Episode 15
Jonny goes head to head with Guy. A shocking discovery knocks Sacha for six.
Episode 16
Mo tries to hide from Adele, not ready to tell her about the family secret.
Episode 17
Mary-Claire gains a fresh perspective on her relationship with Harry.
Episode 18
Sacha is left reeling at the news that his daughter Rachel has left the hospital.
Episode 19
Is Sacha prepared to sacrifice the love of his daughter and do the right thing?
Episode 20
Dominic and Arthur compete to impress, but are they stronger together than apart?
Episode 21
As Guy investigates the death of a patient, Jonny finds himself in hot water.
Episode 22
Jonny is arrested. Arthur frets over choosing a specialism.
Episode 23
Harry resists further treatment on his face until he's given a few home truths.
Episode 24
Mo has to make a choice about her father when she risks losing her last link to him.
Episode 25
Elliot and Mo fight to save Jonny from being returned to prison by a vindictive Guy.
Episode 26
Jonny returns to work after his release from prison, with explosive consequences.
Episode 27
Essie fights for her relationship with Sacha, but has he already moved on?
Episode 28
Fletch is horrified when Evie's first day at her new school leads to disaster.
Episode 29
Annabelle and Zosia go head to head with Guy over a special case.
Episode 30
Battle lines are drawn as new CEO Henrik Hanssen clashes with Guy.
Episode 31
Zosia offers to help Annabelle develop her groundbreaking experimental procedure.
Episode 32
Zosia steps out from behind her father's shadow and proves her worth as a surgeon.
Episode 33
Essie freaks out when Sacha wants to take things to the next level.
Episode 34
After a tough day, Jesse and Adele are brought closer together than ever.
Episode 35
A fiery Essie clashes with Sacha. With increasing money pressures, Fletch crosses a line.
Episode 36
It's Zosia's first day back on Darwin, but there's a fly in the ointment - Ollie.
Episode 37
Guy and Jesse clash over Guy's surgical risk-taking.
Episode 38
An exuberant new doctor on AAU puts Arthur to the test.
Episode 39
Fletch finds himself at breaking point as his family are kicked out on the street.
Episode 40
Fletch finds he is in too deep with the pharmaceutical robbery.
Episode 41
Essie shocks Sacha by announcing she wants to have a baby.
Episode 42
A devastated Mo tries to keep her head above water while waiting for Adele to come round.
Episode 43
An uncompromising Mo decides Fletch's fate. Oliver oversteps the mark with Zosia.
Episode 44
Sacha and Essie realise they may have slightly different visions of their future together.
Episode 45
Elliot is presented with a dilemma when he is offered an exciting new position.
Episode 46
Guy attempts to rectify the past through an old friend of his deceased wife.
Episode 47
Jesse and Guy's increasingly fractious relationship hits the rocks.
Episode 48
Guy is held hostage by a grieving widower looking for revenge.
Episode 49
Sacha's world is thrown into uncertainty when an old nursing friend of Essie's turns up.
Episode 50
When Elliot's first love tumbles back into his life, Elliot makes a startling choice.
Episode 51
Cara is shell-shocked when her undercover cop husband arrives at the hospital.
Episode 52
It's the day of the wedding. Adele's world is rocked when she makes a startling discovery.
