Spirit gate - Kate Elliott

For hundreds of years the Guardians ruled the Hundred, but these unearthly beings have faded from human sight and no longer exert their will on the world. Only the reeves, patrolling from the skies, still represent the Guardians' power. But there is a corruption in the land that not even they can control, and fanatics are devastating villages, towns, and cities, slaughtering. all who oppose them.

Outlanders Anji and Mai are fleeing their homeland with a company of dedicated warriors. On reaching the Hundred, they form an alliance with Reeve Joss, and determine to stand against the devouring horde. But, as region after region slips into chaos, a young woman sworn to the Goddess may be all that keeps them from annihilation . . .