Armstrong is a 10,000-year-old libertine who may be as strong as a battalion, but abandoned idealism millennia ago. Now he spends his days drinking, carousing and telling tales of his outrageous adventures throughout history to anyone who will listen-- that is, when he's not on the run from an ancient cult whose bumbling agents have been hunting him for two thousand years. But Armstrong counts as the worst day of all his days the one when Archer turned up and decided that they were partners-- a team chosen by fate to save the world.
Archer and his peculiar partner are drafted by Armstrong's brother, the Eternal Warrior, to fight in war on the far side of time and space! But who and what they find there offers ominous clues about what the future may hold for Archer & Armstrong and the final fate of the Valiant Universe...