Battling demons, possessed humans, mass-murdering cults, and evil in its most dark and ancient form, SEAL Team 666 has their work cut out for them, and it's not long before Walker finds himself at the centre of a supernatural conflict with the entire world at stake.

Battling demons, possessed humans, mass-murdering cults, and evil in its most dark and ancient form, SEAL Team 666 has their work cut out for them, and it's not long before Walker finds himself at the centre of a supernatural conflict with the entire world at stake.