Passionate and funny, radio personality Gail Gideon is a true original. Nine years ago, when Gail's husband announced that he wanted a divorce, her ensuing on-air rant propelled her local radio show into the national spotlight. Now The Gail Gideon Show is beloved by millions of single women who tune in for her advice on the power of self-reinvention. But fame comes at a price. After all, what does a woman who has staked her career on being single do when she finds herself falling in love?

Nisha Cantor lives the globetrotting life of the seriously wealthy, until her husband announces a divorce and cuts her off. Nisha is determined to hang onto her glamorous life. But in the meantime, she must scramble to cope--she doesn’t even have the shoes she was, until a moment ago, standing in. That’s because Sam Kemp—in the bleakest point of her life—has accidentally taken Nisha’s gym bag. But Sam hardly has time to worry about a lost gym bag—she’s struggling to keep herself and her family afloat.

A kid walks into your bookstore and says to you, Guess what? I'm your son. The one you put up for adoption seventeen years ago. The one you never told anyone about. Surprise! His name is Matthew Walker, and he's come to spend the summer on the Cape with his parents. Why? Well, he wants to meet you before he heads off to college in the fall. Tiny detail—he didn't tell his adoptive parents about his plan. And while you hoped this day would come someday, you're so stunned, you actually faint.

Chicago, 1944. Liz Stephens has little interest in attending a USO club dance with her friends Betty and Julia. She doesn't need a flirtation with a lonely serviceman when she's set to marry her childhood sweetheart. Yet something happens the moment Liz glimpses Morgan McClain. They share only a brief exchange - cut short by the soldier's evident interest in Betty - but Liz can't forget him. Thus, when Betty asks her to ghostwrite a letter to Morgan, stationed overseas, Liz reluctantly agrees.

At age ninety-two, Tish Darling is the matriarch and protector of what’s left of the Darling family fortune, including the decades-old beach house, Riptide. Located on the crook of Cape Cod, it’s a place she once loved but has not returned to in decades, since a tragic family accident one perfect summer day. Still, she is determined to keep Riptide in the family. Even if that means going back there on the cusp of her granddaughter’s wedding. Even if it means revealing someone else’s truth.

Rebecca Worden is the wild child in her wealthy family. The once-popular diva has burned so many bridges that no one will talk to her except Jayne, whose late mother was a housekeeper in Rebecca’s Beverly Hills neighborhood. Rebecca’s mother considers Jayne a calming influence on her out-of-control child and Jayne becomes part surrogate daughter, part servant to the Wordens. A decade later, when Rebecca returns home along with her brother, David, it is an uneasy reunion....

Suppose your life sucks. A lot. Your husband has done a vanishing act, your teenage stepson is being bullied, and your math-whiz daughter has a once-in-a-lifetime opportunity that you can't afford to pay for. That's Jess' life in a nutshell - until an unexpected knight-in-shining-armor offers to rescue them. Only Jess' knight turns out to be Geeky Ed, the obnoxious tech millionaire whose vacation home she happens to clean. But Ed has big problems of his own, and driving the dysfunctional family to the Math Olympiad feels like his first unselfish act in ages...maybe ever.

Wendy Anderson is 35, the mother of two children, and happily married - until she discovers her husband Zack has cheated on her. Confused, angry, and lost, she rents a house on Nantucket for two summer months. When she and her children arrive at Isle Stay, she discovers that Trevor Black, 30, recently widowed, and his son Dylan, 5, have also rented the house. Neither one is willing to give up their much-needed vacations, so Wendy and Trevor devise a plan to share the house for the summer.

Lillie Silva knew life as an empty nester would be hard after her only child left for college, but when her husband abruptly dumps her for another woman just as her son leaves, her world comes crashing down. Besides the fact that this announcement is a complete surprise (to say the least), what shocks Lillie most is that she isn't...heartbroken. She's furious. Lillie has loved her life on Cape Cod, but as a mother, wife and nurse-midwife, she's used to caring for other people...not taking care of herself.

When her gram passes away, Melanie Simpson feels utterly lost. She has no idea what to do with her life after she has devoted years to looking after her beloved grandmother. But Gram’s will may hold the answer, instructing Melanie to use her inheritance to buy a crumbling house in Rosemary Bay. They used to visit the village every summer, sit by the sparkling gulf on a beach the color of a fresh pearl, and daydream about turning the place on the corner into a bed and breakfast.

Scout Montgomery has made a career out of searching for her missing brother. Helping runaways gives meaning to her otherwise meaningless life. She hasn't spoken to her father in nearly two decades, and her crush on her sexy coworker is going nowhere.

In 2013, 23-year old Molly Diamond is a barista, dreaming of becoming a writer. One night at a concert in East Williamsburg, she locks eyes with the lead singer, Jake Danner, and can’t look away. Molly and Jake fall quickly and deeply in love, especially after he writes a hit song about her that puts his band on the map.

Ava thinks love should be found in the real world, not on apps that filter men by height, job, or astrological sign. She believes in feelings, not algorithms. So after a recent breakup and dating app debacle, she decides to put love on hold and escapes to a remote writers' retreat in coastal Italy. At the retreat, she's not allowed to use her real name or reveal any personal information. When the neighboring martial arts retreat is canceled and a few of its attendees join their small writing community, Ava, now going by "Aria", meets "Dutch", a man who seems too good to be true.

The Trevino family hasn’t spent much quality time together lately. But as the summer months arrive, they find themselves all together on Block Island. Amy Trevino, a high school teacher and occasional theater director, has stayed close to her Rhode Island hometown while her famous brother, Timothy, pursued and achieved his Hollywood dreams. When Timothy returns to Block Island to direct a summer play, Amy agrees to be the production manager in an effort to mend rifting family relationships.

Finley McGowan is determined that the niece she’s raising will always feel loved and wanted. Unlike how she felt after her mom left to pursue a dream of stardom, and when the grandfather who was left to raise them abandoned her and her sister, Sloane, when they needed him most. Finley reacted to her chaotic childhood by walking the straight and narrow—nose down, work hard, follow the rules.