Shi An is the last abyssal dragon in the world. Due to extreme boredom, he happily fell asleep with his treasure. Fifty thousand years later, Shi An opened his eyes contentedly — only to find himself transformed into a weak humanoid with short arms and legs.He looked down at his inexplicably shrunken body, then looked around his empty cave: "..."Where is my mighty and majestic body? Where is my big tail? Most importantly — where is my treasure???!!!After thousands of years of hard work, I woke up to find myself back at square one.·In 2202, conflicts between humans and magical creatures became increasingly intense. Although the magical creatures' camp was strong, the fantasy species that once roamed the continent had disappeared.Shi An, the youngest son of the Shi family and a famous zero-magic power student at the Ability Academy. At the start of the new semester, his magical power was re-tested. Shi An looked innocently at the three exploded testers before him: "Eh? Are they of poor quality?"During combat training, low-level magical creatures fled in panic before Shi An even approached. Watching their eager-to-escape backs, Shi An appeared innocent: "Yay, such good luck."Everyone: …? I must be dreaming.·Mu Heng, the last noble bloodline of the dragon slayers, the strongest human ability user."Dragons? Extinction is their best destiny," he said coldly and arrogantly.Long after that—Mu Heng glanced back at the dragon cub lying in the pile of treasures, then withdrew his gaze and slowly said: "Are there any tasks recently? Preferably with high rewards."Extinction is out of the question. In fact, earning more money is necessary to support the family, so as not to be kicked out of bed at night.