Cain awakens to a past steeped in tragedy. Orphaned at a young age and haunted by nightmares of a forgotten figure, he lives in the grim confines of an orphanage, witnessing the horrors that prey upon the weak. Driven by an unyielding desire for justice, Cain learns of the Crescent Corp, an elite group of hunters renowned for their relentless pursuit of the dark forces that plague humanity.