Zenith was reborn to a new world that also has magic. Despite being one of the greatest wizards in his previous life, he has to restart from the beginning since his new world has a different magic system. He recognized a person in the new world, it was his previous lover that died 150 years before him. Is the girl the same as the person in his previous life? Does being the ninth prince of the greatest Kingdom in the world help him in finding out more about his previous lover?

Teiko came from a family that is well-known to be the most powerful human being in their village. However, as their village was attacked by hordes of goblins that have a threat level of Calamity Rank S, both of his parents die. Despite having powerful parents, Teiko is the weakest among his peers. But due to a very rare event, as he meets a pixie named Saki that is one of the seven Demigods, he learns that his parents sealed his overwhelming power. Could this power inside him be enough for fulfilling his dream of bringing peace to their world? Would the assistance of a single Demigod help him fight out against many Demigods?