The gang's plan to buy their new house is upended when Liz runs into her ex-husband and his girlfriend.

Ainsley's preparations for a gender-reveal party are derailed by the wrath of Lachlan's ex Mel.

In desperate need of surgery he can't afford, Ben weighs up his options... and decides to engage in some light insurance fraud.

High on love, Harry wants to bring his new man to his family's Diwali celebrations... and ends up causing a meltdown.

Heather tries to stay calm when she receives a workplace bullying complaint... but fails and blows up her entire career.

When Ainsley innocently asks the house about their thoughts on private schools, all the fault lines are exposed...

Flailing in his open relationship, Harry leaves a string of deeply regrettable voicemail messages on his boyfriend's phone.

The existence of the house is under threat when a housemate decides to move out and the gang discovers that replacing them is virtually impossible.

It's the story of five unlikely allies in life, teaming up and buying a house. It's a grand social experiment with one glaring problem: they'll have to actually live with each other.

As Ben, Ainsley, Harry and Liz kick off their housewarming celebrations, Heather doses herself up on a concoction to combat her urge to return home. Will she last the night or farewell this new life?

Living arrangement boundaries have been pushed just a little too far. Nudie strolls, hygiene complaints and a general lack of self awareness see everyone, bar Ainslie, ready to kick Ben out.

While Liz disappears to drown her sorrows, Harry develops a crush on his policeman neighbor Pete and Ben and Heather explore their unexpected chemistry.

Liz begins to catch on to Heather and Ben’s suspicious behavior and an unforeseen medical emergency rocks the worlds of our housemates. Harry embarks on another date with Policeman Pete.

Heather is turning 50 and to kick off the birthday festivities, Heather learns that her receptionist is dating Colin. Meanwhile, Liz drags Heather home against her will for Ainslie’s birthday shin-dig.

Following Heather's surprise party, the housemates try to put their differences aside for Mia's visit. What they didn't expect was the household to erupt with the most violent bout of food poisoning.

Ainsley, Heather, Ben, Liz and Harry have decided to sell. The drunken joke turned reality is officially coming to an end. As the auction nears it's crescendo, where will the housemates be left standing.