Florence Fairfax isn’t lonely. She loves her job at the little bookshop in Chelsea and her beloved cat Marmalade keeps her company at night. She might have been single for quite a while – well, forever actually, if anyone’s asking – but she’s perfectly happy, thank you. And then Florence meets eccentric love coach Gwendolyn, and everything changes. 

One summer morning, a flight takes off from New York to Los Angeles. There are 216 passengers aboard: among them a young woman taking a pregnancy test in the airplane toilet; a Wall Street millionaire flirting with the air hostess; an injured soldier returning from Afghanistan; and two beleaguered parents moving across the country with their adolescent sons, bickering over who gets the window seat. When the plane suddenly crashes in a field in Colorado, the younger of these boys, 12-year-old Edward Adler, is the sole survivor.

Nell Stevens’ life is a mess. When her business goes bust and her fiancé with it, Nell’s happy ever after in California falls apart and she moves back to London to start over. But a lot has changed since she’s been gone. All her single friends are now married with children, sky-high rents force her to rent a room in a stranger’s house and in a world of perfect Instagram lives, she feels like a f--k up. 

When overachiever Leena Cotton is ordered to take a two-month sabbatical after blowing a big presentation at work, she escapes to her grandmother Eileen's house for some overdue rest. Eileen is newly single and about to turn 80. She'd like a second chance at love, but her tiny Yorkshire village doesn't offer many eligible gentlemen. Once Leena learns of Eileen's romantic predicament, she proposes a solution: a two-month swap. Eileen can live in London and look for love. Meanwhile Leena will look after everything in rural Yorkshire....

Six strangers with one universal thing in common: their lives aren’t always what they make them out to be. But what would happen if they told the truth instead? Julian begins The Authenticity Project - a small green notebook containing his ‘truth’ - to pass on and encourage others to share their own. Little does he know that this small act of honesty will impact all those who come into contact with the book and lead to a life-changing world of friendship and forgiveness....