Nina is confronted by the nature of Eloise's crush. Billie insists she and Mick meet the press as a power couple and Jimmy's inspired by a new business venture.

Billie is calm in the face of Mick's return to Melbourne. Then Nina learns why he's really in town. Can she break the news to Billie? Meanwhile, Thomas gets an unusual introduction to the Proudmans.

A dream about counsellor Lawrence has Nina questioning her relationship with Patrick. Billie embarks on a new career and heads for self-destruction. The nurses help Eloise with her love life.

Nina has a blast from the past when she runs into an old flame at the hospital. Billie meets with Lawrence to discuss his feelings. Will sparks fly?

Suppressing her feelings, Nina gives Chris some space as he travels to Queensland in search of his missing wife. But with Chris away, and plagued by her own insecurities, Nina makes one very big mistake that will change everything. Meanwhile, Billie can't bring herself to make up with Mick, and Darcy finally learns about Cherie's secret past.

Nina and her St Francis colleagues are introduced to the flirtatious and suave new Director of Education, Dr Angus Freeman. Meanwhile, Leo has some shock news in store for Nina.

Nina's relationship with Harry is tested when she makes a life-altering decision regarding Patrick.

Billie and Mick continue to experience fertility problems and in desperation Billie asks Nina to consider being a surrogate for the couple without telling Mick of her plan. Darcy has another health scare while practicing for the honeymoon and Chris arrives back in time to see Nina kissing Fraser in the emergency department.

Determined to be professional and forget her personal problems with Patrick, Nina is alarmed when Clegg requests they write a report together.

Nina gets a test taken at the hospital; Billie's insecurity about Rosanna intensifies when Mick insists he's still doing the tour with her; meanwhile Billie is forced to spend the day with Ollie.

Nina and Patrick prepare for parenthood as Billie struggles to cope with Nina’s pregnancy. Meanwhile, a new arrival sparks interest at the hospital.

Tension runs high between Nina and Darcy as he prepares for his road trip with Cherie. Also, Jimmy tries to keep it in the family by applying for a job as Billie's real estate underling.

Nina finds herself stuck at the airport with a handsome stranger and time to kill. Will she take advantage of the situation? Meanwhile, Billie prepares for Mick's return.

Is Nina and Leo's secret airport tryst about to be exposed? Billie puts her broken heart aside to get to know Lawrence before a medical emergency shakes the Proudman family.

Believing she interrupted Chris and Zara having sex in the storeroom, Nina spends a sleepless night struggling with her feelings. When Chris finally corners her to talk, Nina protects herself from further humiliation and pretends to be completely unfazed by the whole incident. Cherie and Darcy host a naming ceremony for Baby Ray that sends the Proudman women into a spin. Billie goes to great lengths to make Mick jealous and Jimmy realises that lying has its limits.

Love struck Nina struggles to keep focused on everyday life as she's plagued by fantasies of Dr Havel. Billie's plan to make Mick jealous backfires when his old flame, Ivy, shows up. Meanwhile, Cherie and Darcy negotiate the rules of dating as Darcy has a life changing one night stand.

Nina struggles with being the other woman in Chris' life. Meanwhile, Billie reluctantly becomes Stacey's birthing partner and Jimmy gets more than he bargained for as a human test subject.

Nina and Patrick try to solve their problems without resorting to sex, at the same time as Nina is forced to tell Patrick the truth about Eloise. Plus, Darcy and Cherie have a big announcement.

Nina and Patrick deal with a rather difficult house guest, as Billie attempts to cover her business woes.

Nina's best intentions with the Reid family cause several rifts in both the Reid & Proudman families. Meanwhile, Billie struggles to work under a new boss as well as coping with a damaging magazine article.

Six months after Patrick's death, Nina and Billie are caring for baby Zoe together. Nina is determined to jump back into life and return to work, while Billie counts the days 'til Mick's return.

A Proudman life hangs in the balance; Nina faces a huge dilemma; Billie's life takes an unexpected turn.

Nina and Leo are floored by an unexpected patient at St Francis; Mick asks Billie to come to London with him; Cherie must choose between Kim and Clegg's needs.

Nina's insecurities are revealed when a patient poses an awkward request. Meanwhile Geraldine decides to try online dating, and Jimmy is an unexpected saviour to Cherie and Darcy.