A zombie is tormented by his human memories. A secret mission ends badly when the US Army Rangers face an enemy that seems to be bulletproof. Valencia must break an oath. Romeo is hunted by his own past, and Chainsaw uses his abilities to capture a monster.

An epic apocalyptic battle puts everyone to the test and old enemies must become allies. Outnumbered by the US Army, the zombies show a surprising intelligence. Marroquín must attempt another amazing escape.