The Secret History Omnibus 3

Since the dawn of time, Dyo, Reka, Aker, and Erlin, the four Archons who headed the Four Houses, have fought each other to control the fate of hunmankind. But times change, and an evil Fifth Archon, William of Leece, is attempting to bring about the Apocalypse. Translated from the series' original French publication and collects issues #15-21.