Despite its apparent uselessness, Touru dedicates twenty-five years to mastering the skill of 'Restoration' to rescue a childhood friend who sacrificed herself for him. This newfound ability defies all logic and norms of the world. Touru, along with a girl, a mischievous youngster from the streets, and an elderly landlady, unite as comrades embarking on a quest to attain hero status. Encountering a man who has braved profound despair, they collectively choose to forge ahead, expanding their horizons.