The children won't sleep. Paul and Ally thought these nights were over. Paul spends the night fighting his own anger and his children's inability to go to sleep.

Ally attempts to acclimatise to Michael's continued presence while Paul, suspected of intentionally hurting his mum, begins to question if his accident-prone son's frequent injuries might actually be his fault.

Michael thrives in his new role as dad and granddad, but Paul and Ally can't adapt to his presence as easily as the children can. Luke's hunt for proof that Santa doesn't exist puts Paul's claim that he never lies to the test.

Sprout the family gerbil has died, but explaining loss to Luke and Ava is a difficult task. Very soon afterwards, Ally herself struggles to cope with a significant loss.

Paul attempts to focus on his upcoming wedding but is constantly thwarted by his family; Ally is distracted by work, Luke is misbehaving at school and Leah doesn't understand why they are even bothering to get married.

Luke's condition worsens and he is admitted to a specialist pediatric unit. Through this ordeal, Paul realizes things about himself and his relationship with his children.

Luke's anxiety is becoming a problem at home and school. Would a medical diagnosis make his life easier or harder? Ally faces further tension after her mother Leah is robbed.

As Ally contemplates her pregnancy, a new piece of information blows her world apart. A worried Ava tries to help her mom while Luke regrets lying about his anxiety.

Ally is under huge pressure, but no-one seems to want to listen to her. Jim and Jackie are excited about a possible move to the coast and, much to Paul's surprise, so is he.

Ally and Paul's marriage is in crisis. Paul's obsessed by what happened but won't discuss it. An increasingly troubled Luke refuses to go to school and Leah and Alex make an announcement.

As Jim and Jackie's golden wedding anniversary party is plunged into darkness by a power outage, the growing tensions between Paul and Luke reach an explosive and terrifying climax.

On the day of Leah and Alex's wedding, Paul and Ally find they have only a few hours to deal with a seemingly insoluble family crisis, leading Paul to make the hardest decision of his life.

A back injury leaves Paul high on Leah's supply, as he raids her collection of heavy-duty painkillers. As Luke and his dad get closer, Ally and Ava drift further apart, and Ally looks for someone to blame.

Professional and personal dramas encircle Ally and Paul, overshadowing Ava's birthday.

Jim and Jackie are both struggling under their new circumstances.

Five years later, Paul and Ally are on the verge of splitting; Jim and Jackie are in turmoil; Luke and his girlfriend, Maya, drop a bombshell at Christmas dinner that will change everyone's lives forever.

The reality of Luke's announcement hits; Paul and Ally worry about the decision he and Maya made and whether they should support them; as a new year starts, the family gather together with Maya's family, united in their love and worry.

Ally is appalled that she's about to turn 50 and bans the family from ever mentioning that number; Paul tries to help Luke, who is overwhelmed by learning to drive and become a dad; Ava meets a charismatic girl called Holly.

Paul and Ally are on their way back from their holiday, Luke and Maya discuss Luke's future prospects when Maya's water breaks and goes into labor. Ally argues with Maya's mom over ignoring Luke's role during Maya's labor reiterating she's fighting Luke's corner. Luke has major anxiety, Maya's father asks him to step up and be a man in a very loving and polite way. Paul interjects after finding Luke, then Luke talks to Paul about his father-in-law Sunil's request and Paul explains to Luke that anybody can be a child when anxiety comes and he says he'll teach him how to be a man. Later they are seen in the nursery where Paul teaches Luke how to bottle feed baby Jay where the maternity ward's nurse says to Luke he's doing amazing. Maya asks Luke to stay the night instead of her mom, Ava saves the day by bringing Jay's newborn hat which triggered part of Luke's anxiety after not finding it for Maya's labor. Everyone walks out to have breakfast as Maya's dad paints a beautiful picture of the breakfast place dishes. Paul and Ava are both on their phones. Paul says congrats to his father on becoming a great-grand dad, while Ava talks to Grace on the phone. Fade out.

Jackie's health is continuing to worsen. Paul helps out a distressed Luke but finds himself in more conflict with Ally. At Baby Jay's naming party, Ava declares her love, and Paul makes an offer that will take him and Ally back in time.

Luke's anxiety is becoming a problem at home and school. Would a medical diagnosis make his life easier or harder? Ally faces further tension after her mother Leah is robbed.

A back injury leaves Paul high on Leah's supply, as he raids her collection of heavy-duty painkillers. As Luke and his dad get closer, Ally and Ava drift further apart, and Ally looks for someone to blame.

Michael thrives in his new role as dad and granddad, but Paul and Ally can't adapt to his presence as easily as the children can. Luke's hunt for proof that Santa doesn't exist puts Paul's claim that he never lies to the test.

Ally is under huge pressure, but no-one seems to want to listen to her. Jim and Jackie are excited about a possible move to the coast and, much to Paul's surprise, so is he.

The children won't sleep. Paul and Ally thought these nights were over. Paul spends the night fighting his own anger and his children's inability to go to sleep.

The reality of Luke's announcement hits; Paul and Ally worry about the decision he and Maya made and whether they should support them; as a new year starts, the family gather together with Maya's family, united in their love and worry.

Five years later, Paul and Ally are on the verge of splitting; Jim and Jackie are in turmoil; Luke and his girlfriend, Maya, drop a bombshell at Christmas dinner that will change everyone's lives forever.

Jim and Jackie are both struggling under their new circumstances.