In Bucharest, Romania, the priceless breastplate of Attila, the Hun is robbed from the National Museum of Antiquities by a gang leaded by the despicable Marcus Cutter, and the curator Radu is killed by one of the thieves. Meanwhile, in New York City, the former assistant of Professor Radu, Dr. Samantha Gaines, is waiting for the valuable piece for an exhibition. The agent Jake Adams visits Samantha in the museum to tell about the heist and the death of her friend, and she tells about the legend that the breastplate would have the inscription of the location of the Sword of Mars, which is guarded by Cerberus and made Attila invincible. When Samantha's brother and addicted gambler Jack is kidnapped, she believes his debt of US$ 2,000.00 could be the reason, and travels to Romania invited by the evil kidnapper Kul Jae Sung, getting involved in a supernatural adventure with Jake.

Father Uffizi and Luke travels through a Romania destroyed by the civil war and the vampires. Luke is trying to save Elizabeth from the claws of Dracula, and Uffizi to terminate with the vampires. Along their journey, they meet the British television journalist Julia Hughes covering the war, and the trio follow together facing dangerous situations with the rebels and the vampires.

In Bucharest, Allison is protecting the mysterious bible, "The Prophet Lexicon", where the last chapter about the apocalypse, called Revelations, discloses the name of the Antichrist in its last page. Meanwhile, the evil and jealous leader of the renegade angels Thrones, Stark, forces the hit-man Dylan to kill Allison to get the information about the Antichrist, but Dylan mysteriously feels attracted by the woman, protecting her against the Thrones. Allison seeks John Reigart for help, but Satan tell her that he is interested in the apocalypse to gather millions of souls to Hell. Alone and betrayed, Allison discloses the truth about her origins, while protecting the Lexicon.

There exists an ancient manuscript still writing itself called the Lexicon. It supposedly tells of the coming of the Anti-Christ, and happens to fall into the hands of an unsuspecting woman. Now, she is being pursued by angels intent on obtaining the information from the book.