War between humans and creatures of darkness known as the Efahs; has engulfed the world of Adrast for centuries in a sleepless battle. Jacob, renown as a talented hunter; is thrown into the strife after crossing paths with a young inhuman boy consumed with darkness. While Jacob lives with the consequences for his actions- the hopeful teenager Alice begins to pursue her dreams of becoming a huntress, when a mysterious stranger intercepts her journey- forcing them to reluctantly travel into the shadows together. Secrets and grudges eventually come to surface as they uncover the truth, leaving not only their lives but the rest of the world in danger. With time running out, just how will they save the world before they lose everything in vain?