Desperate to prove himself, the struggling Postal Marine Danel Bophendze makes a bold move and implants an unpredictable AI into his brain. Meanwhile, the dashing Ambrose Litovio leaves behind a promising Navy career to serve under an untested Postal admiral. As the Postal Service and Navy collide in the explosive Battle of Tanhusio Gate, Bophendze and Litovio fight for their lives. But little do they know, the real fight is all in Bophendze’s head.