[MANGA][CBZ] Master Magic Efficiently

After spending his whole life training, the protagonist, Zeph Einstein, was given the highest accolade of the Crimson magicians. When he assessed his ability with magic newly developed in the following year, he found out that his ability limit for Crimson magic was the lowest of all the other magic types…With regret in his heart about wasting his whole life training insufficiently, he invents new magic that can take him back in time. And so, Zeph goes back to his boyhood as an old man on the inside, meets a strong-minded, genius magician, Milly, and they begins training passionately! The first volume of the manga adaptation of a novel that won the seventh AlphaPolis fantasy novel award!