The night of their senior picnic, Scarlett Russo and her best friend Pepper were involved in a car accident that left two of their classmates dead. Afterward, they lied to the police, protecting each other from the consequences. Then Pepper left town and Scarlett never heard from her again.

To anyone on their flight out of New York, they appear to be five best friends excited for a destination wedding in Miami. No one would guess that each of them has a reason to want the groom dead. Trevor Vaughn, the groom in question, wooed his bride-to-be by first becoming close with her friends—which is to say that he learned all of the five’s darkest, most dangerous secrets and blackmailed them into convincing Fiona to say “I do”. The friends were forced to convince a doubting Fiona to go through with the wedding, no matter what, and now the charade is set to continue.

Camille Prescott has it all. A doting husband, two children, a charming home in a seaside enclave, and a beautiful, fixed smile that exudes normalcy. But behind her polished mask lurks a much different Camille—one with a padlocked vault of secrets. Raised by a vindictive and psychotic woman, Camille has gone to great lengths to bury her past and for good reason: if her mother ever finds her, she will kill her.

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.

Perla Wultz lives with her husband, Grant, and their precious daughter, Sophie, in a gated Pasadena community. Affluent, sociable, and accomplished, Perla plays the part of loving wife and mother to perfection. It seems an ideal life, if not for a decades-old crime that has become Perla’s dark and consuming secret obsession. Twenty-three years ago, Leewood Folcrum confessed to murdering two young girls during a birthday party. Though he’s been condemned to a life sentence, his crime is not forgotten.