When Serenity Alston swabbed her cheek for 23andMe, she joked about uncovering some dark ancestral scandal. The last thing she expected was to discover two half sisters she didn’t know existed. Suddenly, everything about her loving family is drawn into question. And meeting these newfound sisters might be the only way to get answers. The women decide to dig into the mystery together at Serenity’s family cabin in Lake Tahoe. With Reagan navigating romantic politics at work and Lorelei staring down the collapse of her marriage, all three women are converging at a crossroads.

Single mom Ellen Fox couldn't be more content - until she overhears her son saying he can't go to his dream college because she needs him too much. If she wants him to live his best life, she has to convince him she's living hers. So Unity Leandre, her best friend since forever, creates a list of challenges to push Ellen out of her comfort zone. Unity will complete the list, too, but not because she needs to change. What's wrong with a thirtysomething widow still sleeping in her late husband's childhood bed?

When life throws her one setback too many, midwife and young widow Tess Hartsong takes off for Runaway Mountain. In this small town high in the Tennessee mountains, surrounded by nature, she hopes to outrun her heartbreak and find the solace she needs to heal. But instead of peace and quiet, she encounters an enigmatic artist with a craving for solitude, a fairy-tale sprite with too many secrets, a helpless infant, a passel of curious teens, and a town suspicious of outsiders, especially one as headstrong as Tess.

When Maze returns to Wildstone for the wedding of her estranged BFF and the sister of her heart, it’s also a reunion of a once ragtag team of teenagers who had only each other until a tragedy tore them apart and scattered them wide. Now as adults together again in the lake house, there are secrets and resentments mixed up in all the amazing childhood memories. Unexpectedly, they instantly fall back into their roles: Maze their reckless leader, Cat the den mother, Heather the beloved baby sister, and Walker, a man of mystery. Life has changed all four of them in immeasurable ways.

Mandy, Emma, and Jill are as close as three sisters who live hundreds of miles apart can be. They grew up together on Nantucket, but Mandy is the only one that stayed. The girls are stunned when they learn about the restaurant, Mimi's Place, and the condition their grandmother added to the will, leaving the restaurant equally to Mandy, Emma, and Jill - and also to Paul, the chef for the past 12 years, and Emma's first love.