The time was two centuries before the present. Dragons, the tertiary (apex) predators of the ecosystem, never disrupted the ecological balance due to their small numbers and low fertility. However, a chronic culture of human sacrifice had persisted within the kingdom since ancient times. Amidst the power struggles of the high-ranking officials, there were countless movements to incite the public using this as a pretext, attempting to sacrifice me—a prominent successor—as an offering to a dragon. Therefore, I made a resolution from the moment my life was first threatened.