In the beginning, a supreme being shaped the universe to find warriors powerful enough to serve as personal soldiers. The search triggered a catastrophic war between the Earth Spirits and the Sky Spirits, with human wizards drawn in on the side of the Sky Spirits. After the Earth Spirits were banished into darkness, the Sky Spirits turned on the humans who had helped them, casting them down as well. Stripped of the spirits' patronage, humanity built a civilization around the sword — and in that age of iron and ambition, the fate of the world falls to a band of heroes who stumble into a conflict older than memory.