Legend of Dragon Slayer and Immortal Hero

Three hundred years ago, the long-lost ancient magical beast Qianlong suddenly appeared and brought disaster to the world. Xiao Baling, the eternal holy demon saint, led the top masters of the good and evil factions to work together to severely damage it with the Nine-nine Return to One Innate Chaos Xuantian Formation, and sealed it in the Pangu Cave of Chiyoulin. Today, three hundred years later, Demon Saint Xiao Baling passed away, and the Hidden Dragon broke through the seal, stirring up trouble again. When the world is in chaos, let's see how the Demon Saint's disciple Jin Tanyue and other young heroes can turn the tide, correct the path, and slay the hidden dragon...