A military unit searching for chemical weapons unearth something far deadlier. In the ruins of a buried Sumerian temple deep beneath the Arabian desert something evil is awakened. Savage and unstoppable, a nest of ancient and unearthly creatures has found a new prey to hunt... Horrific discoveries and impossible decisions face the unit as they strive to navigate a subterranean labyrinth and escape the terrifying threat. Will they each prioritize their own survival, or put aside their fears and their personal rivalries to fight together as one?