The ancient myth tells of Shadowfall, the All-Dragon whose apocalyptic awakening had once threatened to destroy the world of Agóndrei. Though its body fell, its Dark Fire did not—for the sinister Dark Lords of the Fallow channeled the beast's power in their relentless quest to dominate the animating fire of the universe: The Arc. Now, as they quietly rule the United Republic from the shadows, whispers of the Arbiter—the prophesied savior destined to end Shadowfall's deception—spread like wildfire across the world.

Benarthus, a fire-wielding Knight of the Arc, sets out on a perilous journey with his childhood companion Nova, a farm girl haunted by her tragic past, as they both search for clues to the Arbiter's advent. But while Ben and Nova confront the ghosts of who they were and dare to open their hearts to one another, they find themselves drawn to a fire far greater than prophecy or destiny...