数々の敵を倒し、富も名声もすべてを手に入れた史上最強の王様・グレイは、ある日突然の死を遂げてしまう。しかし、次に目覚めると、無力な赤子として魔法世界に転生していた。そこではアーサーと名付けられ、愛情あふれる両親のもと“二度目の人生”が始まった──
Having defeated countless enemies, obtaining wealth, fame, and everything else imaginable, the most powerful king, Grey, abruptly dies one day. He then awakens suddenly, having reincarnated in a world where magic exists. He is given the name Arthur, and begins living a second life, with loving parents.
Um poderoso rei renasce com as lembranças de sua vida passada, e tem a chance de recomeçar.
Grey, roi d'une nation technologiquement avancée, renaît dans le corps d'un bébé, dans une société archaïque.
Nella sua vita precedente, Arthur era un re valoroso. Come sarà la sua nuova vita ora che si è reincarnato?
Ein König aus der fernen Zukunft wird mit seinen Erinnerungen in einer Welt der Magie wiedergeboren.