The Guardian of Princess ～I Was Raised by the Four Commandants of the Demon King's Army but I'm Human and So Loved by the Demon King's Daughter She Bestowed Upon Me the Power of Domination!～

Leon was abandoned to the world of demons right after he was born because of his lack of magical power. However, his fate changes completely when the Four Heavenly Kings of the Demon King’s Army picks him up. The Four Heavenly Kings, the strongest and most powerful figures in the world, had trained