BASED ON THE COMIC BOOK HELLBLAZER, THIS IS THE STORY OFIRREVERANT SUPERNATURAL DETECTIVE JOHN CONSTANTINE WHO HAS BEENTO HELL & BACK. WHEN HE TEAMS UP WITH SKEPTICAL POLICEWOMANANGELA DODSON TO SOLVE THE MYSTERIOUS SUICIDE OF HER TWIN SISTERTHEIR INVESTIGATION TAKES THEM THROUGH THE WORLD OF DEMONS.