Ancient legend tells of an army of knights that may remain sleeping before last times. The knights are getting up. A homeless man is stalked with a pale, wraithlike creature having a mouthful of needle-sharp tooth. Maimed animals and a bunch of suicides cluster around a hill in Scotland. And deep under the cobbled roads of Oxford, a malicious hoard besieges a hidden city. Freya Reynolds is a university college student with some OCD and an obsession with myth and folklore. Daniel Tully can be about The Realms Thereunder living tough on the streets of Oxford, waging a secret war against an enemy just he can determine. Years back, they discovered themselves in a world few know can be real. They have since eliminated their separate methods and tried to place that adventure behind them. But the mythical world is now bleeding into our fact—a dark spiritual evil that’s manifesting itself in ignored corners of the British Isles. Alex Simpson is normally a Scottish officer who has specialized in hunting mythical creatures. Together, they must confront the past, the present, and factors beyond to beat the ultimate risk to humanity. Nothing at all they’ve seen up to now prepares them for what awaits . in The Realms Thereunder.