While investigating the scene of a gruesome mass murder, Detective Sebastian Castellanos and his partners encounter a mysterious and powerful force.
After seeing the massacre of fellow officers, Sebastian is ambushed and knocked unconscious. When he wakes up, he finds himself in a disturbed world where hideous creatures roam among the dead.
Facing unimaginable terror and fighting for survival, Sebastian embarks on a chilling journey to find out what lies behind this evil force.