Being under the influence of unknown force, Castiel kills a man, after which he runs away and tries to hide from justice in the forest, but gets into new troubles - he becomes a necromancer not of his own free will. At the same time, it turns out that the emperor, guilty of the death of his parents, ordered the capture of the newly-minted necromancer. In part, the monarch's desire comes in handy - you need to get even with him. There is nothing to lose. Exactly until he meets a girl with whom everything changes dramatically. At the cost of her life, he can know the sweetness of revenge, as well as understand who and why gave abilities about which he still knows little.