Served cold book 1 of their among us

The Mission: An elite American military squad is deployed deep into the unforgiving jungles during the Vietnam War with a classified and dangerous objective: to retrieve a high-value target—a mysterious reptilian vampire.

​The Ambush: The operation quickly spirals out of control as the squad finds themselves completely outmatched and under brutal attack by horrifying supernatural forces.

​The Nightmare Realized: The soldiers must fight for their lives against terrifying threats, including hordes of flying, decomposing corpses and a vicious, bat-like evil female creature that stalks them from the canopy.