Thousands of years later, the gods have fallen, the laws have collapsed, and monsters are rampant in the ruins of what was once the divine domain. He was once the last sword master of the Guardian Seat, and fell asleep from exhaustion in the final battle. Now, he wakes up from his slumber, his divine blood is exhausted and his strength is gone. However, he is facing a strange era that regards him as an "ancient disaster". In this forgotten land where gods fell, he lifted up the rusty holy sword. Behind him was the long-extinct faith, and in front of him were greedy beings who regarded him as prey. He smiled, then let this godless era see what it is... The God-killing Sword.