Rachel Bradley is left by her boyfriend Simon, so she turns to Karen who is happy to provide a shoulder to cry. She is happy to spend some time with a friend, her baby and David, her husband.Meanwhile Adam Williams ends his latest relationship, which ends a sharp slap round the face.Pete is in trouble since his wife Jenny wishes herself a baby. His friend Adam can't help him in this situation.Later on Rachel and Adam run into each other at the supermarket.
When Rachel takes up amateur dramatics, Adam becomes jealous but is offered a small part in the play by the director after an angry outburst. Karen and David remain on amicable terms, for the sake of the children, following his affair. Pete has moved back in with the family; Jenny is pregnant and working for a large hotel chain. The owner of the company offers Jenny a position as his personal assistant in New York. She declines the offer, but her mood changes when her doctor informs her that she has miscarried. Adam and Rachel decide to adopt, while Karen befriends Rachel's colleague Jo.
David seeks counselling. The owner of a strip club offers Ramona a job, and a nanny position has become available at a neighbour's house. Jenny tells Pete over dinner that she is taking Owen's PA job after all. Jenny is infuriated when she finds Jo, a drunken stranger to her, babysitting her child. Ramona hands in her notice, but when David sees her working in the strip club, he tells her to leave immediately. Adam sees Jane in town and is horrified when Rachel invites her round for dinner. Karen tells David to move out. Jenny leaves for New York with Little Adam.
David has moved in with Pete after being thrown out of his house. Karen has a girls' night in with an old friend called Bella, and Ramona, Rachel, Jo and Jane. She drinks heavily and insults Bella, while Jane comes close to revealing her the relationship she had with Adam. Rachel is still unaware the following morning when she almost catches Jane, whom she invited to stay the night, groping Adam in the kitchen. Karen takes Pete out on a night of drinking, but leaves him in a bar to go clubbing with the bar owner. Adam decides to tell Jane to leave, but accidentally reveals his relationship to his wife when he finds the two talking. After a violin recital at Josh's school, Karen nearly crashes the car. David berates her for her recklessness and she joins him at his therapy in an effort to get her drinking under control.
After the revelation of Adam and Jane's near-affair, Rachel refuses to speak to him, cutting up bunches of flowers he has sent to her by way of apology. David steps in, reminding her that Adam forgave her after she slept with her ex-husband Kris, and that nothing even happened between Adam and Jane. After making up, the two are introduced to Laura, a potential adoptee, and the three bond. Pete's mother Audrey arrives at his house and immediately begins cleaning and cooking for him and David. Jo walks out of her job when she doesn't get a promotion. Pete and David arrive home one evening to find Audrey sitting in a smouldering kitchen. She reveals her memory has slowly been going, and he decides that she should move in with him. After both reconsider, she moves into sheltered housing, taking with her a dog Pete got for company. Josh's standards begin slipping at school, so Karen and David agree that David should come home for his sake. When Rachel begins feeling ill, a visit to the doctor reveals she is pregnant.
As David moves out of Pete's Jo moves in; after quitting her job she cannot pay rent and her landlord has evicted her. Adam and Rachel show Laura her bedroom and later tell the adoption agent of Rachel's pregnancy. This does not sit well with her and she tells them the adoption cannot go ahead as it is not in Laura's best interests to live with them, devastating them. David and Karen attend a party, where she meets Mark Cubitt (Sean Pertwee), a publisher who asks her to edit a book his wife, Geraldine, is writing. Pete, David and Adam join Jo's aerobics class and Pete and David later go running with her. Pete slowly falls in love with her, but is alarmed when she starts seeing someone, Suggs (Paterson Joseph) from his work. Rachel and Adam see a solicitor about contesting the adoption agency decision, but are resigned to the fact they have to let Laura go.
While Rachel visits Jenny in New York, Adam organises a poker night. Everyone leaves but he is still eager to gamble, so he and Ramona visit a casino. Pete buys an MG, which Adam borrows without telling him. On his fantasy joyride he hooks up with an attractive woman and they go back to her place. Pete has reported the car stolen but finds it and drives it home. He winds up being stopped after Adam also reports it stolen. Mark gives Karen a necklace and offers her a permanent job with him, which she refuses. David buys Karen a racehorse for her birthday without realising the cost of upkeep. After trying to offload it on his company he puts it in at Chester, but it loses the race. Jo asks Pete out on a date after she dumps Suggs.
Rachel returns, ready for sex, but is worried Adam no longer finds her attractive because of her size. Karen meets Mark at a hotel where he has booked a room. She tells Rachel of her feelings for him and she tells her to do what she has to. At the book launch, Geraldine tells Karen that Mark has had many affairs before this one, though Mark later tells her he will leave Geraldine to be with her. Pete avoids sex with Jo, worried that she will not find him attractive naked. David's boss Natalie tasks him with making a list of redundancies. Hard pressed to come up with a good list, he puts everyone's name down, including his own, but accidentally emails it to the rest of the office. When the head of the company sees it, he fires Natalie and promotes David. When Jo's visa expires, she decides to go back to Australia, thinking he does not like her. He follows her and she proposes to him.
The group flies to Sydney for Pete and Jo's wedding. David books a room with a view in an effort to make a new start with Karen. She emails Mark to tell him that the affair is over. Rachel meets with Lucy, who tells her she is screening men to father a child with, despite being a lesbian. Adam volunteers his banked sperm but Rachel talks him out of it. Pete meets Jo's rich father, Rod, who tries to pay him off after thinking he is marrying Jo only for money; Pete refuses. Mark arrives in Sydney, telling Karen he has left Geraldine to be with her. When David tells Karen that he wants the family to move to Australia, Mark reveals the affair, leading to a fight. Adam changes Rod's mind about Pete and the couple prepares to marry. Rachel goes into premature labour and is given a caesarean section. At the wedding, Pete is without a best man and the rings, so David and Karen offer theirs. Karen tries to talk to David after the ceremony, but he refuses and flies to England alone.
The group is back from Sydney and Rachel gave birth to a baby boy. Adam and Rachel try to work things out, but Rachel doesn't listen, because she only cares about the baby. David and Karen's divorce gets complicated when Karen decides that she needs a lawyer of her own. Pete's mom is moving in with the newlyweds, but first thing she does is go off and buy some cannabis.
Adam faces a life crisis, but Rachel thinks she can help him. David and Karen start to dig up dirt for their ongoing divorce. Meanwhile Ramona finally finds her love.
Pete and Jo have to prove to the immigration office that their marriage is legitimate, so they have to find out all there is to know about each other. Adam gets a job and Karen's job keeps her from home. David and Karen's divorce goes from bad to worse.
Adam's dad visits, but isn't welcome anymore. Jo is working the entries weekend, but ends up in an unknown bed, while Karen has to face the truth about David and Robyn.
Adam and Rachel learn that their house is auctioned, but they can't afford it. On her way to the auction, Rachel gets in a car accident and her friends gather at the hospital.
Adam, Karen, Jenny, Pete and David are saying their goodbyes to Rachel. The whole gang is grieving differently, and they all visit Portmerion to spread her ashes. Jo and Ramona have a collision. Robyn meets some new people and David is making a final decision. Everybody is moving on with their lives.
Adam reveals that he has changed his mind about starting a new life in Singapore as his son needs him in Manchester, while David continues to try to impress Adam's father-in-law. Jenny and Pete's money worries have taken a toll on their marriage and particularly their sex life, leading Jenny to remind him of the bedroom fantasies they used to act out when they were younger. However, when even that fails to do the trick, the attentions of a client at work leave her flattered - but would she ever cheat on her beloved husband?
David realises he may have his work cut out proving his innocence when even his wife Robyn turns against him, while Pete receives another blow when he arrives at work to see Harry. Jen is taken to task by her sister Sheila over the care of their elderly mother and Karen steps her relationship with Eddie up a notch, but a visit from a desperate David threatens her plans, and Adam faces problems when his wife becomes increasingly distant.
Jenny is shocked when an old flame turns up at work, kicking off a chain of events that has irreversible consequences, while Adam picks himself up and vows to reconnect with son Matt after breaking up with Angela, beginning with a nostalgic trip to Piccadilly Records. David continues to claim ignorance of a dodgy overseas investment, but the evidence against him is stacking up and a distracted Karen is oblivious to the seriousness of the allegations being made against him.
Adam is beginning to have feelings for Tina and suspects that she may feel the same. Pete and Jenny finally agree on a compromise with Harry's daughter. Still concerned about Pete's mental well-being, Jenny persuades him to attend a mindfulness class. When Karen discovers that David's finances have hit rock bottom, she notes that he could dip into the girls' trust fund, unaware that he has already done so. Can David sink any lower?
Baby-making miscommunication drives a wedge between Adam and Tina, while Karen's new business partner is concerned by the health of her accounts. Jenny inadvertently drops her colleagues in it when she tells her boss they could afford to lose a few employees. She will get to choose who makes the cut, but back home Pete is horrified by her behaviour and begins to wonder just what he has unleashed. Comedy drama, starring James Nesbitt, Leanne Best, Hermione Norris, John Thomson, Fay Ripley and Robert Bathurst.
Reeling from Matt's revelation, Adam's attempt to right his son's wrongs doesn't go quite according to plan. Heartbroken and angry, Karen is on the warpath - with David not far behind her. Elsewhere, the Giffords have their own family drama to contend with. Siobhan Finneran and Robert Glenister also star.
Tina is devastated when revenge porn featuring her surfaces online. Adam cannot resist taking matters into his own hands by seeking out Jamie, Tina's ex and the suspected perpetrator, and giving him his just desserts. Elsewhere, Karen prepares to fight hard to defeat Benjamin's takeover bid and David draws on his business acumen to support her in their meeting. However, it's not enough and unless she finds cash - and soon - Karen stands to lose everything she's worked so hard to build. Comedy drama, starring James Nesbitt, Leanne Best, Hermione Norris and Robert Bathurst.
Mike Bullen's comedy drama continues, and in this latest instalment Adam seizes the opportunity to spend the night away from Tina in the name of teambuilding - but finishes up getting more than he bargained for. Despite David's generous bail-out the pressure of family life sees the walls closing in on Karen. At work, she fails to gain the control she was hoping for - an eventuality that threatens to spark her professional demise. James Nesbitt, Leanne Best, Hermione Norris, Robert Bathurst and John Thomson star.
With her professional and personal life finally back on track, Karen meets attractive well-read builder Gareth, and after much deliberation agrees to go on a date with him. Adam and Pete find themselves cornered into holding a joint 50th birthday dinner. However, celebrations quickly unravel as a surprise visitor with an unexpected revelation threatens to cut the evening short - with Pete hearing some home truths. Robert Glenister guest stars, with James Nesbitt, Leanne Best, Hermione Norris, Robert Bathurst and John Thomson.
Reeling from the revelation that Adam has cheated, Tina arranges a rendezvous with Sarah to hear her side of the story. Karen's feelings for Gareth are tested when she discovers that he has kept a big part of his life from her, while David takes matters into his own hands after a threat is made towards his daughters. Although in no position to do so, Adam offers Pete some relationship advice - with disastrous consequences. Indie singer-songwriter Badly Drawn Boy makes an appearance as a busker, alongside James Nesbitt, Leanne Best, Hermione Norris, Robert Bathurst and John Thomson. Last in the series.
Jenny's secret is finally out and the gang rallies round to support her, while David's situation goes from bad to worse, but he is too proud to ask for help. In a desperate attempt to prove their kiss meant nothing, Karen sets Adam up with her illustrator friend Caitlin. Starring James Nesbitt, Hermione Norris, John Thomson, Fay Ripley and Robert Bathurst, with Eve Myles and Paul Kaye.
Adam is enjoying his new relationship, but he is unable to help feeling jealous when Karen's head is turned by Dan the benevolent vicar. Jenny starts chemotherapy and gets a new lease of life when her cancer buddy Charlie encourages her to join the hospital choir, while Pete finds himself in a dilemma when Chloe - terrified her mum is going to die - asks him to formally adopt her. Homeless David takes refuge at the airport, but a chance encounter with ex-wife Robyn forces him to admit his plight.
dam and Karen are enjoying the excitement of their fledging relationship, but are all too aware that their secret will need to come out sometime; David befriends the owner of a local café, Mary, and ends up helping her out of a chaotic lunchtime rush; and Jenny heads for a chemotherapy session and gets some heartbreaking news.