This story is set during the end of the Sui Dynasty, a time where multiple powers struggled for supremacy and power. Into the fray enters two orphans Kou Zhong and Xu Ziling. These two youths by many chances and luck obtain The Secret to Long Life. Moreover, it is allowing the two to obtain profound martial abilities and a chance to rise to the top in this age of turmoil. The plot of the novel is similar to Tensei Shitara slime Datta ken light novel pdf.