Warrior-priest Faith has discovered that the alien Vaylen have a hidden base on Hotok - in the temple of the Church of the Transition! Now he must convince his superiors that Hotok is ready to fall to the invaders - but this is information they don't want to hear. Faith must take matters into his own hands. Aided by his ally Lieutenant Fox and Faith's own honor guard, the Grey Rats, they begin their attack on the Chot temple!