When Charlie Delta Rescue is called out to help search for a woman who has failed to return from the rugged wilds of northwestern Montana, Casey Dawson and her crew face one of their most challenging rescues yet.
Through the twists and turns of a cavern deep under the earth, the Charlie Delta crew will face that most ancient of human fears, darkness.
In their search for Stacy Wilkerson, they’ll have to rely on one another more than ever—and on God.