Diana Wood has a job she likes and a husband, Oliver, she loves. Together, they have a daughter they adore. She and Oliver spend so much time together that they even carpool to work in the same office. They’re in married love, which isn’t exactly the same as love love, but it’s fine. Or is it? Is fine good enough?

Diana Wood’s escape to Paris has ended. She’s traded her international sexual escapades for sharing a couch in therapy with her husband, Oliver. Dedicated to rekindling the spark they lost, Diana and Oliver are determined to follow whatever directives their therapist issues. But then they’re told, “absolutely no sex.” Diana begins dating the man who was once her husband. Much to her surprise, the therapist’s advice seems to be working: The emotional connection between Diana and Oliver deepens and their physical attraction becomes all-consuming.

The four Endicott siblings—Gemma, Connor, Roddy, and Jude—were once inseparable, a bond created by the absence of their dazzling, mercurial mother, who would return for a few weeks each summer to whisk them off on sprawling road trips around the country. Decades later, the unthinkable has happened: the Endicotts haven’t spoken in years . . . until an out-of-the-blue text arrives from Jude, now a famous actress, summoning them to a small town in North Dakota.

Presley Ayers is not the woman you bring on a camping trip. An accomplished concierge at an exclusive hotel in Great Falls, MI, she knows more about the top ten places for champagne and caviar than she does about the best hiking boots to go stomping around near Lake Michigan. But when she surprises her boyfriend of eight months with a vacation to the Get Lost Lodge and he dumps her instead, Presley decides to rough it solo and take the trip herself.

Kim and Grant are at a turning point. A couple for thirty years, their "separate but together" partnership is running up against the realities of late middle age: Grant’s mother has died, the college where he taught philosophy was shuttered, and their twin girls are grown and gone. Escaping the bitter cold of a Midwestern winter for the hot desert sun of Palm Springs seems as good a solution as any to the more intractable problems they face.