It was supposed to be a simple mission.
A routine deployment.
They were just National Guard soldiers, after all.
Assigned to a forgotten valley in Afghanistan, Sergeant Trent Stone and his squad are sent to hold Observation Post 7 — observe, report, survive. But almost immediately, the mission unravels.
Stone can't trust his orders.
His squad can't trust what they see or hear.
And Stone can't even trust his own increasingly violent thoughts.
When soldiers begin to vanish and reality twists into something far darker, survival becomes the only mission that matters. But first, they must figure out what they're really fighting—and who.
In a land where ancient evils wear familiar faces, holding the line might cost them everything—even their sanity.
