On the eve of her 40th birthday, Alice’s life isn’t terrible. She likes her job, even if it isn’t exactly the one she expected. She’s happy with her apartment, her romantic status, her independence, and she adores her lifelong best friend. But her father is ailing, and it feels to her as if something is missing. When she wakes up the next morning she finds herself back in 1996, reliving her 16th birthday.

Former child actor Fiona St. James dropped out of the spotlight after a spectacularly public crash and burn. The tabloids called her crazy and self-destructive and said she’d lost her mind. Now in her late twenties, Fiona believes her humiliating past is firmly behind her. She’s finally regained a modicum of privacy, and she won’t let anything—or anyone—mess it up.

After 10 years as a flight attendant, Ava Greene is poised to hang up her wings and finally put down roots. She's got one trip left before she bids her old life farewell, and she plans to enjoy every second of it. But then, she discovers that former pilot Jack Stone - the absurdly gorgeous, ridiculously cocky man she's held a secret grudge against for year - is on her flight. And he has the nerve to flirt with her, as if he doesn't remember the role he played in the most humiliating night of her life. Good thing she never has to see him again after they land....

To her thousands of Instagram followers, Josephine Boateng is the brilliant, dazzling self-love expert, Dr. Jojo. But off-camera, Jo’s grappling with the intense pressures of her career and her love life is nonexistent thanks to an unrequited crush on her best friend, rom-com heartthrob Ezra Adelman. Then Ezra shows up to his thirtieth birthday party with her childhood bully on his arm—and Jo realizes it’s finally time to take her own advice. Enter Malcom Waters, the world’s newest literary darling.

New England, 2022. Three years ago, single mother Mallory Dunne received the telephone call every parent dreads—her ten-year-old son, Sam, had been airlifted from summer camp with acute poisoning from a toxic death cap mushroom, leaving him fighting for his life. Now, searching for the donor kidney that will give her son a chance for a normal life, Mallory’s forced to confront two harrowing secrets from her past: her mother’s adoption from an infamous Irish orphanage in 1952, and her own all-consuming summer romance fourteen years earlier with her childhood best friend, Monk Adams.