On his deathbed, Ye Chenxiao's grandfather left him nothing but a marriage contract. While fleeing for his life, Ye Chenxiao was rescued by a Kunlun immortal who happened to pass by. After thirteen years of cultivation, he became the only mortal-world immortal on Mount Kunlun in the past five hundred years. The first thing he does after descending the mountain is visit his fiancée's family to break off the engagement. As the foremost disciple of the Myriad Immortals Sect, how could he possibly agree to become a live-in son-in-law? With the world and beautiful women within his grasp, why should he accept charity from anyone else? From then on, countless legends begin to spread throughout the world. What is a wealthy family? His very name defines one. What is the martial world? Wherever he walks becomes the martial world. Adapted from the Tomato novel IP "After Coming Down from the Mountain, I Refuse to Be a Live-in Son-in-Law" by Shijing Xianren.