The Order of the Sanguinists has approached the final part of the operation aimed at saving humanity from eternal darkness and the domination of dark forces. The three Chosen Ones - Rune Korza, Jordan Stone and Erin Granger - found out where the First Angel, called to destroy evil, was hidden on Earth. But to get to this place, they will need to solve a complex puzzle and find the key to the angelic dungeon. And what will happen next is unknown to the keepers of the Bloody Gospel. None of them knows what to expect from the awakened creature. After all, this is... Lucifer himself!