Once upon a time, when her dad married Sage’s mom, Daisy was thrilled to get a bright and shiny new sister. But Sage was beautiful and popular, everything Daisy was not, and she made sure Daisy knew it. Sage didn't have Daisy's smarts—she had to go back a grade to enroll in the fancy rich-kid school. So she used her popularity as a weapon, putting Daisy down to elevate herself. After the divorce, the stepsisters' rivalry continued until the final, improbable straw: Daisy married Sage's first love, and Sage fled California.

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 30-something widow still sleeping in her late husband’s childhood bed?

Sculptor Nick Mitchell grew up in a family of artists and learned from his volatile father that passion leads only to pain. As he waits on a new commission, he takes a day job as a humble carpenter at a theme wedding venue. The job has its perks - mainly the venue's captivating owner, Pallas Saunders. Although he won't let love consume him, for ecstasy with an expiration date, he's all in.

Finola, a popular LA morning-show host, is famously upbeat until she’s blindsided on live TV by the news that her husband is sleeping with a young pop sensation. While avoiding the tabloids and pretending she’s just fine, she’s crumbling inside. Zennie’s breakup is no big loss. Although the world insists she pair up, she’d rather be surfing. So agreeing to be the surrogate for her best friend is a no-brainer. Ali is used to being overlooked, but when her fiancé sends his disapproving brother to call off the wedding, it’s a new low.

A desperate murder committed by Angela Miller’s mother tore Angela’s life apart and brought her to Martha’s Vineyard to live with her wealthy grandparents. It’s where her cousin, Kiki King, was born and raised, and Kiki now wants nothing more than to see the world beyond its sandy perimeter. Kiki’s mother escaped it. She took a late-night swim off Tashmoo Beach and was never seen again.

Gerri can't decide what's more devastating: learning her rock-solid marriage has big cracks, or the anger she feels as she tries to repair them. Always the anchor for friends and her children, she realizes it's time to look carefully at herself. The journey is more than revealing—it's transforming. Andy has come to believe that a lasting love is out of reach. When she finds herself attracted to a man without any of the qualities that usually appeal to her, she questions everything she thought she wanted in life.

For Melanie Drake, school guidance counselor in a small Virginia town, the day’s challenges typically involve a playground scuffle or a student skipping school. It’s worlds away from her previous career as a vital part of the Office of Special Investigations. There, she devoted herself heart and soul to covert operations, the riskier the better.

Mackenzie Dienes seems to have it all — a beautiful home, close friends and a successful career as an elite winemaker with the family winery. There’s just one problem — it’s not her family, it’s her husband’s. In fact, everything in her life is tied to him — his mother is the closest thing to a mom that she’s ever had, their home is on the family compound, his sister is her best friend. So when she and her husband admit their marriage is over, her pain goes beyond heartbreak. She’s on the brink of losing everything.

Emma Townsend can sum up her situationship with hot-as-hell romantic red flag Finn Hughes in one word: almost. They almost dated in high school. They almost hooked up after college. They almost took things too far one magical night. Their whole story is one series of “almosts” and “nearlys,” and now they just kind of can’t stand each other. Like, at all. But this weekend, one of their mutuals is getting married...and Emma and Finn will have to pretend they don’t remember how disastrous it was the last time they were in a room together.

When Serenity Alston swabbed her cheek for a genetic test, 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.