Blood Reign: Curse of the Yoma

The land is scarred by a brutal war, and from its aftermath, the Yoma, demonic entities from hell, emerge, empowered by the spilled blood of countless warriors. A highly skilled ninja dedicates his life to eradicating these demons and ending their reign of terror. However, his quest takes a tragic turn when he discovers that his former best friend and fellow ninja, once a comrade in arms, has been resurrected and corrupted to serve the Yoma. Now, the ninja must confront his undead friend in a desperate battle, torn between his duty to protect humanity and the bond they once shared, all while fighting against the demonic forces threatening to consume the world. The anime explores themes of friendship, duty, and the cost of war.