**

Yu Ruizu, the governor of Hubei, was impeached by a treacherous eunuch and his family was exterminated by a false edict. His youngest son Yu Jianying was rescued by Wang Zhenqian of Tiebi Town and was sent to Jiuhua Mountain to study under Master Lingxu. Seven years later, Jianying took the Jinghong sword down the mountain to take revenge, but was involved in the whirlpool of the world. He killed his enemy Wang Pei, the governor of Anhui, in Hefei, but he was hunted down by the Lingnan Demon Cave Jinxia Palace. On the way, he met Cheng Yuling, the heroic lady of Green Bamboo Castle, and Chen Ziyun, a fellow student. During the emotional entanglement, they discovered that there was a bigger conspiracy behind the unjust case of their parents. Yinfeng Taoist, the master of the three temples of Jinxia Palace, is pressing forward step by step. When Yan Shanbei returns to the valley to rescue Wang Zhengqian, mysterious forces intervene again. What is Cheng Yuling's true identity? Does Chen Ziyun have another purpose for going down the mountain? What is the collusion between Jinxia Palace and the traitors in the court? The Jinghong Sword in Yu Jianying's hand contains secrets that can subvert the martial arts world, and every step of his revenge seems to be planned by others.