The protagonist Ace is a carefree 7-year-old boy from a small village on the border of the country. He originally enjoyed his childhood, but when he was 7 years old, he ushered in a huge change. Unknown creatures destroyed the village and his ordinary life. Entering the royal capital to learn magic and traveling to the Sivir continent, can he find the culprit who destroyed his village? What kind of conspiracy is hidden behind all this? How does our little Ace grow up step by step amid all this? Everyone is welcome to read the book to find out.