Four days after Abigail Browning's wedding, her life changed unimaginably: her husband was fatally shot along the rocky Mount Desert Island coast. Was it a random act of violence, or could someone have wanted Christopher dead? That's the question that has haunted Abigail, now a homicide detective, for the past seven years. Determined to find her husband's killer, she returns to the foggy Maine island after receiving an anonymous tip. Is it just another false lead, or can she finally prove that Chris was murdered? Owen Garrison, the search-and-rescue worker who located Chris too late to save him, still carries guilt from that fateful night. As he helps Abigail unravel the mystery, they learn that the layers of deceit and lies are even thicker than they could have imagined. Now it's up to Abigail and Owen to keep pushing for the truthand stop a killer from striking again. "

On a remote stretch of the rugged coast of Ireland, folklorist and illustrator Keira Sullivan pursues the mysterious Irish legend of an ancient Celtic stone angel. As she searches an isolated ruin, she's certain she's discovered the mythic angel, but before she can examine her find, she senses a malevolent presence.... Is someone in there with her? Then the ruin collapses, trapping her. Keira's uncle, a Boston homicide detective, enlists the help of Simon Cahill to find his missing niece. Simon, an expert with Fast Rescue, a rapid-response search-and-rescue organization, is trying to keep a low profile after secretly assisting in the takedown of a major criminal network, but he rushes to Ireland, pulling Keira out of the rubble just as she's about to free herself. Simon isn't interested in myths or magic, nor is he surprised when Keira can't find a trace of her stone angel. He doesn't believe it exists. But the gruesome evidence of a startling act of violence convinces him that whatever she found in the ruin, the danger she faces is real. When the violence follows them to Boston—and escalates—Simon and Keira realize that the long-forgotten story that has captivated her has also aroused a killer...a calculating predator who will certainly kill again.

When Lizzie Rush uncovers evidence that thrill-seeking billionaire Norman Estabrook may be at the center of an international criminal network, she finds herself playing a dangerous game of cat and mouse. Raised in the elite world of her hotelier family, educated in reality by her spy father, Lizzie is the perfect choice to slowly amass information that will take down Estabrook. But no good deed goes unpunished.Despite Norman's arrest, Lizzie knows she's not safe. Estabrook will stop at nothing to exact revenge against the people who took him down—unless she stops him first. When she learns of a bomb that's about to go off in Boston, her instincts are proven right. But her warning doesn't come quickly enough. One detective is seriously injured in the blast and another, the FBI director's daughter, disappears. Then intelligence officer Will Davenport arrives with a single, simple message: Norman Estabrook is gone. Lizzie doesn't know how Will found her or whose side he's on, but she does know he can help her prevent the killers from striking again. Now Lizzie—a woman who's spent the past year shrouded in a fog of deception—has no choice but to trust Will, a man who lives by a code of personal honor and answers to no one. At least until the mist clears and the frightening truth is revealed.

Ancient rituals, modern-day murder—the killing has only just begun. Archaeologist Sophie Malone is still haunted a year after she was left for dead inside a remote Irish cave. Now she’s convinced that her night of terror is linked to recent violence in Boston. Did the killer under arrest steal the ancient Celtic treasure from the cave that night? Or is another killer out there, ready to strike again? Boston detective “Scoop” Wisdom has recovered from his injuries and is after the bomber who nearly killed him. Tough and stubborn, he’s the best at detecting lies…except maybe those of Sophie Malone. When an ex-cop becomes the victim of ritual sacrifice, it’s clear nobody’s safe, and everyone’s a suspect.