It's June 2008 and 21-year-old Adam Lattimer vanishes, presumed dead. The strain of his disappearance breaks his already fragile family. Ten years later, with his mother deceased and siblings scattered across the globe, Adam turns up unannounced at the family home. His siblings return reluctantly to Spanish Cove, but Adam's reappearance poses more questions than answers. The past is a tangled web of deceit. And, as tension builds, it's apparent somebody has planned murderous revenge for the events of 10 years ago.

Five years ago, Erin Kennedy moved to New York following a family tragedy. She now lives happily with her detective husband in the scenic seaside town of Newport, Long Island. When Erin answers the door to Danny's police colleagues one morning, it's the start of an ordinary day. But behind her, Danny walks to the window of their 4th-floor apartment and jumps to his death.

When young London professional Alex Evans is informed that his sister's body has been pulled from an icy lake in Northern Lapland, he assumes his irresponsible sister accidentally drowned. He travels to the wealthy winter resort where Vicky worked as a tour guide and meets Agatha Koskinen, the detective in charge. Agatha is a no-nonsense single mother of three who already thinks there's more to Vicky's case than meets the eye. As the two form an unlikely alliance, Alex also begins to suspect the small town where his sister lived and died is harbouring secrets.

Late one night, a man walks into the luxurious home of disgraced banker Harry McNamara and his wife Julie. And when the man launches an unspeakably brutal attack on Harry, a horror-struck Julie, frozen by fear, watches her husband die. Just one hour later, the attacker, J. P. Carney, hands himself into the police and confesses to beating Harry to death. But he also claims that the assault was not premeditated and that he didn’t know the identity of his victim.

Emily Hunt went missing from her affluent liberal arts school on graduation weekend. Her body was found floating in a river, and a quiet loner who most people on campus really didn’t know died by suicide. A tenuous link—one text—bound the two dead students together and was enough for law enforcement to close the case. But they got it wrong and now someone is determined to set it right.