When Georgie, Iris and Nola's mother died and their father disappeared into his grief, the sisters made a pact: they would always be there for one another, no matter what. Now, decades later, they haven't spoken for years and can barely stand to be in the same room. As his health declines, their father comes up with a plan. In his will, he states that before they can claim their inheritance, they must spend six months living together in their childhood home in the village of Ballycove, Ireland, and try to repair their broken relationships.

Meghann Dontess is a woman haunted by heartbreak. Twenty-five years ago she was forced to make a terrible choice, one that cost her everything, including the love of her sister, Claire. Now, Meghann is a hotshot divorce attorney who doesn’t believe in intimacy - until she meets the one man who can change her mind.

Twenty-year-old Violet Sorrengail was supposed to enter the Scribe Quadrant, living a quiet life among books and history. Now, the commanding general—also known as her tough-as-talons mother—has ordered Violet to join the hundreds of candidates striving to become the elite of Navarre: dragon riders. But when you’re smaller than everyone else and your body is brittle, death is only a heartbeat away...because dragons don’t bond to “fragile” humans. They incinerate them. With fewer dragons willing to bond than cadets, most would kill Violet to better their own chances of success.

When Elizabeth's husband dies, leaving her with crippling debt, the only person she can turn to is her friend, Jo. Soon Jo has called in her daughter, Lucy, to help save Elizabeth from bankruptcy. Leaving her old life behind, Lucy is determined to make the most of her fresh start. As life slowly begins to return to normal, these three women, thrown together by circumstance, become fast friends. But then Jo's world is turned upside down when she receives some shocking news. In search of solace, Jo and Elizabeth find themselves enjoying midnight dips in the freezing Irish Sea.

Hollis Shaw, creator of the popular food blog, Hungry with Hollis, is shocked when her heart surgeon husband, Matthew, is killed in a one-car accident on a snowy morning. The cracks in Hollis’s perfect life—her strained marriage and her complicated relationship with her daughter, Caroline—grow deeper. So when Hollis hears about something called a “Five-Star Weekend”—one woman organizes a trip for her best friend from each phase of her life: her teenage years, her twenties, her thirties, and midlife—she decides to host her own Five-Star Weekend on Nantucket.