A secret from Justin's past threatens to rip his family apart. Kane is horrified when his partner Alex is pressured into becoming a sperm donor and Lewis ruins Mark's last chance to impress his boss.

After amputating his finger in a tuck shop accident, Kane changes his mind about having a baby with Eve. Justin is blackmailed over the custody of his daughter and Abi is desperate to prove to Kane she can be the world's best sister.

Abi is sued by a patient and faces a decision that will change her life forever. Justin goes out of his way to help Rodney, with disastrous results and Gemma makes a surprising discovery about Lewis's grandson.

Abi and Mark receive shocking news that will change their marriage. Despite all their plans, Kane, Alex and Eve face the prospect of never having a child. Lewis faces a mutiny on the school P&C committee & Justin is heartbroken.

Justin risks losing custody of Angie before the court case even begins. Kane develops an unhealthy obsession with Gemma's pregnancy and Mark makes a desperate attempt to get paternity leave.

Lewis has trouble accepting the reality of Gemma's pregnancy and Kane goes rogue when he learns his son is being bullied.

A fight with Kane threatens to derail Justin's custody battle and Gemma is hospitalised with pregnancy complications. Abi lies about her pregnancy to impress her boss and Kane and Alex welcome a surprise new housemate.

The house husbands face their biggest test when Abi accuses Gemma of betrayal. Justin attempts to influence the judge in his custody case and Miss Looby strong-arms Lewis into helping in the classroom.

Mark starts to question his marriage to Abi, while Lewis is desperate for Gemma to reconcile with her best friend and the house husbands organise a buck's night for Kane with disastrous results.

In the countdown to Kane's wedding, Lewis and Mark try to match-make a reconciliation between Abi and Gemma.