The Wolf King Serves Me

A betrayed wolf king loses his memory and powers, and is accidentally saved by a girl from a remote farm, who raises him as a wild dog. As they spend time together, they form a mysterious blood pact and gradually develop feelings for each other. As the wolf kings powers awaken and the girls hidden saint bloodline emerges, they join forces to fight usurpers, witches, and vampires, ultimately reclaiming the throne and changing each others destinies.