It’s the hottest day of the 1976 heatwave and there’s not a breath of fresh air in the labour ward at Lincoln County Hospital. Michelle is having her fourth child, a girl, while beloved husband Dean is sipping a cold pint in the pub. Their little house is already bursting at the seams, but Michelle is sure they’ll find a way to stretch their budget and continue life as a blissfully chaotic happy family. They name their new baby Donna.

When their father dies unexpectedly, siblings Max, Ellie and Nathan can’t even contemplate emptying his house—not least because he spent his last decade curating what feels like a museum to his polished public image. So it is Max’s wife, Caroline, who finds the suitcase under a bed… A suitcase stuffed full of an awful lot of cash. The source of the money is a mystery to them all, and each has a strong opinion about what to do with it.

Just turned eighteen, Romany is on the cusp of taking her first steps into adulthood when tragedy strikes, and she finds herself suddenly alone without her mother, Angie, the only parent she has ever known. In her final letter, Angie has charged her four closest friends with guiding Romany through her last year of school—but is there an ulterior motive to her unusual dying wish? Each of the four guardians possesses an outlook on life that Angie wants to give her daughter as a legacy.

When Cara stumbles across a stash of old postcards in the attic, their contents make her question everything she thought she knew. The story she pieces together is confusing and unsettling, and appears to have been patched over with lies. But who can tell her the truth? With her father sinking into Alzheimer’s and her brother reluctant to help, it seems Cara will never find the answers to her questions. One thing is clear, though: someone knows more than they’re letting on.

Classic forgetful Emma—she’s done it again, this time accidentally ruining a Valentine’s Day surprise for her best friend Mel. Desperate to make up for it, she promises Mel a birthday trip to Edinburgh—a girls’ weekend to end all girls’ weekends. There’s just one massive hitch… Emma has already promised her grandma that she’ll go on a coach trip with her to scatter her grandad’s ashes…In Edinburgh. On Mel’s birthday weekend. Oh God.