The water of the Yangtze River begins in Kunlun and ends in Dongming. There are countless people who have been nourished by the river water and turned into demons. Sui Yuan, a scholar who went to Beijing to study, fell in love with her when he mistakenly fell into the 'Double-flavor hot pot' trap of the koi fish demon Jiang Xiaoyu,The Demon Suppressing Master Dongfang Xingyun saved Sui Yuan, only to find that all of this was caused by the ancient fierce beast Henggong Fish in the dark. The river was boiling, and the people were struggling. A battle to save lives and love broke out on the Wujiang River