As teenagers, Abigail Crane and Shane Harris meet when both suffer a great trauma. Just a year apart, in neighboring towns, the teens younger sisters, Vanessa Crane and Daphne Harris, disappear under similar circumstances.

More than a decade later, Crane found a career in law enforcement, finding a home as a detective with the Internet Crimes Against Children task force. After a lengthy investigation resulting an arrest, Crane follows her gut, revisiting the prime suspect in the county jail. During her interview with Angel, he divulges information that sends her chasing the ghosts of her past.

On the other side of the world, choosing a career that would put as much distance between him and home, Harris is part of the Army's elite Special Forces. In Thailand on a joint training operation, Harris and the team venture out to Pattaya for a night on the town. Here he has a chance encounter with a local woman who gives him shocking information. Information that has skeletons long buried rising to the surface.

With Crane and Harris's paths colliding once again, they must navigate a world of secrets, crime, and darkness to find answers to the questions no one seems to want them to ask. How far will they go, how much will they risk, to finally now what happened so many years ago