On the day of Alec Salter’s fiftieth birthday party, his wife, Charlotte, vanishes. Most of the small English village of Glensted is at the party for hours before anyone realizes she is missing. While Alec brushes off her disappearance, their four children—especially fifteen-year-old Etty—grow increasingly anxious as the cold winter hours become days and she doesn’t return. Then Etty and her friend Morgan find the body of Morgan’s father—and the Salters’ neighbor— Duncan Ackerley, floating in the river.

Sydney Shaw, like every single woman in New York, has terrible luck with dating. She’s seen it all: men who lie in their dating profile, men who stick her with the dinner bill, and worst of all, men who can't shut up about their mothers. But finally, she hits the jackpot. Her new boyfriend is utterly perfect. He's charming, handsome, and works as a doctor at a local hospital. Sydney is swept off her feet. Then the brutal murder of a young woman—the latest in a string of deaths across the coast—confounds police. The primary suspect? A mystery man who dates his victims before he kills them.

On an ordinary Monday morning, Ariel Cafferty's phone buzzes with a disturbing text message. Something’s happened. I need to see you. Meet me under the candelabra tree ASAP. The words would be jarring from anyone, but the sender is the only man she ever loved. And it's been several years since she learned he died. Seeing Drew’s name pop up is heart-stopping. Ariel’s gut says it can’t be real. But she goes to the tree anyway. She has to. Nobody shows.

Erika Cass has a perfect family and a perfect life. Until the evening when two detectives show up at her front door. A high school girl has vanished from Erika's quiet suburban neighborhood. The police suspect the worst - murder. And Erika's teenage son, Liam, was the last person to see the girl alive. Erika has always sensed something dark and disturbed in her seemingly perfect older child. She wants to believe he's innocent, but as the evidence mounts, she can't deny the truth - Liam may have done the unthinkable.

After their mother passes, three estranged siblings reunite to sort out her estate. Beth, the oldest, never left home. She stayed with her mom, caring for her until the very end. Nicole, the middle child, has been kept at arm’s length due to her ongoing battle with a serious drug addiction. Michael, the youngest, lives out of state and hasn’t been back to their small Wisconsin town since their father ran out on them seven years before.