In a tale filled with love, magic, and conflicts, we follow Akuto Sai, a young boy aspiring to join the elite ranks of magicians in his nation and serve as a member of the clergy. However, his dreams take a drastic turn when his entrance exam at Constan Magical Academy foretells an unexpected future: he is destined to become the feared Devil King. This revelation sets the stage for his tumultuous academic journey, where he faces animosity from his diligent female class leader, intrigue from a girl wielding enigmatic abilities, and protection from a stunning female android.