An 18th-tier online writer accidentally became the noble son Ling Xiao in the novel, but no one expected that his hidden identity was the young master of the Wan Dao Demon Sect, who was threatened to be wiped out by the righteous people. In order to save his life, Ling Xiao, who had just arrived, shouldered the banner of the immortal world to eliminate demons and defend the way, while secretly collecting various life-saving magic weapons for himself. Unexpectedly, he struggled to become the light of the righteous path. After saving the righteous people from danger again and again, the reputation of "Son Ling Xiao" finally became famous all over the world.