In the season finale, Penny is heartbroken when Hugh makes a series of disastrous choices about his marriage and career. Love is in the air on Hayley and Ajax’s wedding day.

Hugh comes to blows with Penny's new boyfriend, while Meryl plays dirty to win the re-count of the Mayoral election. Ajax gets a new perspective on life and death when he does work experience in the hospital.

Penny makes an unexpected choice when Hugh and Toke turn up the romantic pressure. When Charlie is unfairly sacked by the Headmaster, Meryl resorts to blackmail to get her reinstated.

Hugh creates havoc for Charlie when he reveals her secret talent. Penny's first day back in Whyhope is headed for disaster until she joins forces with Hugh. Hayley makes a fateful decision to fix Meryl's election fraud problem.

Penny's sister causes havoc for Hugh and Ken when she visits Whyhope to defend Meryl against corruption charges. Betty uses her hidden talents to solve a medical mystery involving backpackers, sardines and farm machinery.

Hugh struggles to prove his innocence and win back Penny after failing a drug test. Meryl and Charlie lock horns over Hayley's entry in the Miss Whyhope competition. Ajax makes the worst decision of his life.

Hugh and Penny race to find a kidney donor to save Jim's life. Charlie is stalked by an obsessive fan, while Matt and Ajax hunt down a thief targeting their farm.

Hugh’s estranged wife arrives from Las Vegas and creates chaos for Penny and Hugh’s family. Charlie and Matt teach Hayley a lesson about love, lust and the need to forgive Ajax.

Hugh is facing his biggest crisis yet when his love life, career and family are all in desperate need of a help. Charlie plays dirty to win back Matt, while Meryl's election as town Mayor is overshadowed by fraud.

Hugh and the hospital staff use blackmail to get rid of their incompetent boss Norah. Meanwhile, Penny faces family and romantic dilemmas that will change her future. Hayley struggles with a guilty conscience over her relationship with Ajax.

After a spectacular fall from grace, hugh-flying heart surgeon Dr hugh knight is forced to work as a country GP in his former home town of Whyhope. Meanwhile, his ex-girlfriend vows to send him packing

Hugh has a shocking introduction to outback medicine when he attends a farm accident. Inspired by Meryl's dodgy dealings, Hugh blackmails mine boss Big Nathan into making a huge donation to the Hospital.

Hugh finds an unlikely test subject for his revolutionary new artificial heart. Passions are aroused when Charlie and Matt host a wild B&S Ball at their Brewery.

Hugh makes an emergency visit to the city to salvage his career, and learns a family secret that will change his life forever. Charlie's frustration with Meryl's meddling reaches crisis point, and she takes sweet revenge.

Hugh becomes the town hero after footage goes viral of him saving a promising young footballer from a booby trapped paddock, but is quickly brought back down to reality.

Hugh offends everyone in Whyhope as he desperately tries to hide his secret past. Meryl launches a charm offensive to help Charlie deal with her pregnancy grief.

Hugh and Penny are forced together during an overnight trip to a coal mine. Meryl turns failure into success when she unveils a new statue to commemorate the town. Aoife confesses her love for Hugh.

Hugh decides to tell Ajax the truth about their relationship, against Jim's advice. Meryl forces her family to support her campaign for mayor.

Hugh faces a dilemma when his best friend Joey makes a dying wish. The Knight family rallies to support Ajax and Meryl as they each confront a major crisis.

Hugh's world is rocked when Penny accepts a job in the city and the hospital is thrown into chaos. Charlie develops an unhealthy obsession over Hugh's relationship with Penny.

Disgraced heart surgeon Dr Hugh Knight's plans to leave Whyhope forever are upended when tragedy strikes. Penny makes a fateful decision about her love-life.

Hugh faces chaos at home and work, with a mutiny on the farm and a deadly pregnancy crisis with Hayley. Meryl teaches Matt and Charlie a lesson about bribery and corruption.

The grand opening of Hugh’s new Cardiac Clinic is upset by life-changing news from his ex-wife. Charlie’s life is thrown into disarray when her father makes a surprise visit.

Meryl and Carlito’s relationship sends shock waves through the Knight family. Tension between Hugh and Penny puts the new cardiac clinic at risk. Matt reconnects with his old high school crush.

Penny's personal feelings for Hugh spill over into the workplace, with embarrassing results. Charlie and Matt struggle to deal with an unwanted house guest. A high-profile cardiac patient causes problems for Ken and Hugh.