Zhang Yi, who has practiced magic since childhood and considered himself a hero among men, came out of seclusion after many years, only to find that the pride he once had was vulnerable to the real strong men in modern cities. He put away his arrogance, continued to grow after realizing that there were people outside the world, and made close friends. In the end, in the battle to protect his homeland and the world, he burned everything for his faith. Although he lost everything, he became a legend.