เทพยุทธ ในร่างไก่อ่อน

Cast out as worthless, he stagnates at a level everyone mocks. But a grandmaster's power sleeps within, unknown even to himself. When a demon beast attacks his sister, he swings a fire poker and kills it in one blow. When a god walks among mortals believing he's the weakest of all, what happens when he finally sees the truth?