Simon and Vicky couldn’t seem more normal: a wealthy Chicago couple, he a respected law professor, she an advocate for domestic violence victims. A stable, if unexciting marriage. But one thing’s for sure: absolutely nothing is what it seems. The pair are far from normal, and one of them just may be a killer. When the body of a beautiful socialite is found hanging in a mansion in a nearby suburb, Simon and Vicky’s secrets begin to unravel. A secret whirlwind affair. A twenty-million-dollar trust fund about to come due.

Ignorant of civilization and cautioned against its evils, nineteen-year-old Wren and her two sisters, Sage and Evie, were raised in off-the-grid isolation in a primitive cabin in upstate New York. When the youngest grows gravely ill, their mother leaves with the child to get help from a nearby town. And they never return. As months pass, hope vanishes. Supplies are low. Livestock are dying. 

Merritt Coletto and her husband, Luca, have the life they dreamed of: a coastal home, a promising future, and a growing family. That dream ends with a late-night knock on the door. Weak, broken, and emaciated, it’s Luca’s first wife, Lydia. Missing for ten years, presumed dead, and very much alive, she has quite a story. Racked with guilt over the beautiful life they’ve built, Merritt and Luca agree to help get Lydia back on her feet - it’s the least they can do. But the more enmeshed Lydia becomes in Merritt’s family, the more questions Merritt has. 

Two women. An office filled with secrets. One terrible crime that can't be taken back. Dawn Schiff is strange. At least, everyone thinks so at Vixed, the nutritional supplement company where Dawn works as an accountant. She never says the right thing. She has no friends. And she is always at her desk at precisely 8:45 a.m.

Lily Bradley is a respected psychotherapist married to a distinguished professor. They live in a dream house with their two children in close-knit Story Cove. Lily lives a well-ordered life. Or so it seems. As a therapist, she knows everyone keeps things hidden. Even her. Then sensual and free-spirited Arwen Harper rolls into town in her hand-painted VW van, her sixteen-year-old son riding shotgun. Overnight, Story Cove’s secrets are no longer safe. Because Arwen might know her new neighbors better than they know themselves.

When Autumn Carpenter stumbles upon the social media account of the family who adopted her infant daughter years ago, she finds herself instantly drawn into their picture-perfect existence. From behind a computer screen, Autumn watches Grace's every memory, from birthdays to holidays to bedtime snuggles. But what starts as an innocent fascination soon spirals into an addictive obsession that comes to a screeching halt the day the McMullen family closes their Instaface account.

Lieutenant Abby Mullen is no stranger to crisis. As the hostage negotiation instructor for the NYPD, she deals with worst-case scenarios every day. Nothing fazes her anymore. That all changes when she gets a call from Eden Fletcher, a fellow survivor of the infamous Wilcox cult. The two haven’t spoken since the night of a tragic, fiery massacre, when their paths diverged. But now Eden needs Abby’s help: someone has kidnapped her son and is demanding a $5 million ransom. As Abby throws herself into the case, she can’t help but wonder why the kidnapper has targeted Eden.

Leah and her three best friends get changed into their pyjamas, eat pizza, and argue about what film to watch. They laugh together, until the early hours. But the next morning, Leah blinks open her eyes and sees three empty sleeping bags. The other girls are gone. Twenty years later. In her small hometown, still-haunted Leah has never been able to shake off the rumours and whispers. How could she have slept through it all? She must know what happened.

Psychiatrist Dr. Gwen Moore is an expert on killers. She’s spent a decade treating California’s most depraved predators and unlocking their motives - predators much like the notorious Bloody Heart serial killer, whose latest teenage victim escaped and then identified local high school teacher Randall Thompson as his captor. The case against Thompson as the Bloody Heart Killer is damning - and closed, as far as Gwen and the media are concerned. If not for one new development.

Zoe didn't meet her daughter the way most mothers do. She finds five-year-old Maddie alone and dirty on a countryside road. Frightened for Maddie's safety, she picks her up and takes her back to her father, not knowing what she's about to step into. Because Maddie wasn't just lost; she was there to lure her serial killer dad's new victim. After escaping from the clutches of Maddie's dangerous father, she bonds with the little girl. Only Maddie knows what it was like to be at that house. And when no family members come forward to claim Maddie, Zoe decides to adopt her.