In a city cloaked in shadows, two boys are thrust into a life-or-death battle. Johnny, driven by vengeance after a vampire attack shattered his world, is fueled by a relentless quest for revenge. Meanwhile, Damien, the reluctant son of the demon king, struggles with a legacy he never chose. When fate forces them to unite against a rising darkness. As they struggle to see eye to eye, danger lurks at every turn. Will they overcome their pasts in time to save their city from destruction?