Maggie is a mother to a stroppy teenager, a wife to a befuddled husband and a daughter to two very different women. She has always known she’s adopted, but has she ever understood what that means? Not really. Following the death of her mother, Maggie finally feels able to go in search of her birth mother Morag, and heads to the Highlands of Scotland with her disgruntled daughter, Roxie, in tow, leaving her crumbling marriage to worry about another day. The family reunion is bittersweet, but everything is blown wide open when Roxie unearths Morag’s explosive teenage diaries.

When Jessie left home at eighteen, she swore she’d never go back. But when life takes a turn for the complicated, she’s forced to move in with her twin, Isaac, and his two best friends. To her dismay, one of these is Elliot, the boy Jessie once loved, until his life was changed forever by a terrible accident that Jessie still blames herself for.

Sasha Greenhope has a very lovely life. Her marriage is solid, her only daughter is delightful and the family business is going full steam ahead. The only blip on the horizon is the upcoming family reunion for her parents 40th-wedding anniversary at Chadwell House—the family pile. Sasha just does not fit with her rich family. Her French mother, Delphine thinks everything Sasha does is a faux pas... And siblings, Adele and Beau, are clearly the favourites, leaving Sasha surplus to requirements.

In the 1970s, the girls were best friends sharing a house and good times: Zara, the famous diva actor; Val, the uptight solicitor; Jackie, the wild child and Pauline, the quirky introvert. Now they're in their twilight years, and Zara suggests that they live with her to support each other through old age. Initially, being housemates again is just as much fun as in their heyday. But then Zara reveals the real reason she asked them to move in with her, and suddenly things take a sinister turn.

After the end of a long-term relationship, local weather girl Bea Armstrong has been avoiding her family, and their inevitable 'I-told-you-sos'. But with Christmas fast approaching, she is finally on her way home to Charis House, the school in Sherwood Forest that her mum and dad run in their old family home. And to top it all off, the insufferable Henry Fairfax—who her parents have always wanted her to marry—has also been invited.

Best friends since childhood, Fern Chambers and Stella Shaw have been through everything together and are at a crossroads in their lives. Carefree Stella has a monumental secret and put upon Fern’s happy life is not all it seems. With their 40th birthdays approaching, a luxury holiday to the island of Capri is a chance for them to reconnect, let their hair down and celebrate in style. But untold truths and frustration bubble beneath the surface, turning what should be a holiday of a lifetime into an opportunity to make life-changing decisions.

Laurie is sure love at first sight doesn't exist anywhere but the movies. But then, through a misted-up bus window one snowy December day, she sees a man who she knows instantly is the one. Their eyes meet, there's a moment of pure magic...and then her bus drives away. Certain they're fated to find each other again, Laurie spends a year scanning every bus stop and cafe in London for him. But she doesn't find him, not when it matters anyway. Instead they "reunite" at a Christmas party, when her best friend, Sarah, giddily introduces her new boyfriend: the man from the bus.

Emma has four younger sisters, all of whom are married or getting married, and an Italian mother who can’t understand what is ‘wrong’ with her eldest daughter, who seems to be stranded on the shelf. Despairing of her own ability to find a suitable husband, Emma agrees to be part of a compatibility project to get married at first sight.

Lara's life looks perfect on the surface. Gorgeous doting husband Massimo, sweet little son Sandro and the perfect home. Lara knows something about Massimo. Something she can't tell anyone else or everything Massimo has worked so hard for will be destroyed: his job, their reputation, their son. This secret is keeping Lara a prisoner in her marriage. Maggie is married to Massimo's brother Nico. She knows all of Nico's darkest secrets - or so she thinks. The one day she discovers a letter in the attic....

Tom is a teenager and blends into the background of life. After a row with his dad and facing an unhappy future at the dog food factory, he escapes to the library. Tom unwittingly ends up with a bagful of romance novels and comes under the suspicion of Maggie. Maggie is a pensioner and has been happily alone for 10 years, at least that's what she tells herself. When Tom comes to her rescue, a friendship develops that could change her life.

Newly married Natasha has the perfect house, a loving husband, and a beautiful little girl called Emily. She’d have it all if it wasn’t for Jen, her husband’s ex-wife who just won’t leave them alone. Then Natasha returns home one day to find her husband and Emily gone without trace. Desperate to get her daughter back, Natasha will do anything even if it means accepting an offer of help from Jen.

Tess Simpson needs a break. No one appreciates her at home. No one appreciates her at work. And now her dog has died. She’s had enough! Maybe what she really needs is a break from hopeless husband, Dave, the ungrateful ‘kidults’ and the lacklustre job.

Susie did something that she knows she will always regret: giving her baby son up for adoption, to keep her infidelity secret from her family. Louise, Susie's daughter, feels the effects of that decision echoing down through the years - her mother has always been difficult, too strict with her but not strict enough with her sister, Grace, who is wild and out of control. And Danny, Susie's husband, adores her but has always sensed something wrong at the heart of their marriage.

From the outside the parents of the kindergarten class at Darley Heights primary school seem to have it all. Living in the wealthy Sydney suburbs, it's a community where everyone knows each other - and secrets don't stay secret for long. The big date in the calendar is the school's annual fundraising trivia night, but when the evening gets raucously out of hand, talk turns to partner-swapping. Initially scandalised, it's not long before a group of parents make a reckless one-night-only pact. But in the harsh light of day, those involved must face the fallout of their behaviour.

Anna Cole grew up poor, but her mother's love made her feel rich every day. Then her mother died, and Anna was sent to a care home. As a teenager, Anna vowed that one day she would have children of her own and create the happy, noisy family life she always craved. Then, one day, Anna meets Theo Montgomery in a lift. Theo has kind eyes but a sad past. His family were rich, but his childhood was full of neglect. Theo can't imagine bringing a child into this cruel world, but he does want a soul mate. Someone to love him unconditionally; someone with whom he can share his family's wealth.