Kelsey Quinn has traveled the world unearthing heartbreaking secrets, but nothing prepares her for the trauma of her latest discovery. While on a dig in the Philippines, the forensic anthropologist uncovers a set of human remains, touching off a chain of deadly events back on American soil. After a terrifying attack, Kelsey goes into hiding while she tries to unravel the mystery of two seemingly unconnected murders. The odds are stacked against her, but Kelsey has the help of her colleagues at the Delphi Center crime lab…and the unexpected protection of the only man she ever loved.

Navy SEAL Gage Brewer knows his relationship with Kelsey is over and done. But when he learns she’s being targeted by a killer, he risks everything—including his career as a spec ops warrior—to keep her safe. Gage tracks down Kelsey and believes he’s accomplished his goal. But as the threats against her escalate, it becomes clear that the enemy they’re fighting is more lethal than anyone ever imagined. And their most dangerous mission is only beginning.