Raised by a Kunlun immortal, Ling Yun masters supreme martial arts and descends the mountain on his master’s order to find the Dark Yin Maiden and his lost family. He carries the Kunlun Five Elements Incense, which grants him powerful spells in crisis. On his first night in the mortal world, he saves Liu Hanyan, CEO of a city conglomerate, from being drugged, and the two spend a night together. The next day, Ling Yun applies to be her bodyguard out of livelihood needs and reunites with her. From then on, he protects Liu Hanyan, thwarts the schemes and pursuits of the powerful villain Mo Chen, and defeats countless evils with his sacred incense.