Lin Nan, returning from the immortal cultivation world, possesses unparalleled skills in cultivation, alchemy, and Qi refinement. He's a grandmaster among martial artists and a celestial being among cultivators. His rise to power sees him effortlessly defeat the top figures of the Southeast Province, the Jiangnan martial arts grandmaster, and even the Yama King himself. He faces challenges from the King of Mercenaries and the King of Assassins, but his strength remains unmatched.