Follows four families with one thing in common: the dads are in charge of raising the kids. On the first day of school term, four very different men unite to take on the challenges of parenthood, marriage and mateship.

When his ex puts their house up for sale, Justin makes a last-ditch attempt to prove he can be a reliable dad and partner, and Gemma stages an intervention to help Lewis adapt to life as a house husband.

Abi struggles with being a working mum after she misses her daughter's birthday and clashes with the "mummy mafia" at school. Mark is arrested after taking extreme measures to prove his macho credentials.

Kane's focus on coaching the kids' soccer team is derailed when star player Stella has a major health crisis. Abi, Gemma, and the men embrace their competitive instincts at the kids' soccer grand final.

Lewis is shocked when his teenage daughter, Phoebe, turns up and reveal she is six months pregnant. Abi's plans for Gemma's hen's night go awry, so she hosts the wedding instead. Mark worries about his job when his boss asks him to help talk to her son about his future. Kane and Tom are surprised at how well Stella has recovered.

With the clock ticking on his child custody hearing, Justin learns the truth about Rodney's role in the end of his marriage and football career. Lucy has second thoughts after she and Justin decide to move in together.

On the most stressful day of his life, Mark makes a mistake he will regret forever. Justin's custody hearing is interrupted when a school excursion goes horribly wrong.

Mark decides to take responsibility for problems at home and work, but has he left it too late? Abi chooses the worst possible time to volunteer as a parent helper in Miss Nadir's classroom. Kane and Tom's home life is under the microscope.

Justin takes his children camping without telling Nicola, so Rodney calls the police. A head lice infestation breaks out among the children.