The path of immortality is elusive, and the traces of immortals are hard to find. Li Nianfan, a mortal, is born into a cultivation world. After learning that he has no hope of cultivation, he only wishes to live a peaceful life. However, he doesn't realize—The dog he adopted became a demon king, ruling over a realm, just by watching him write poetry and paint. The tree he planted behind his house became the World Tree, supporting the bridge between heaven and earth, just by listening to him play music. A passerby he met became a sage of immortality, leading an era, just by being casually enlightened by him. Looking back—It turns out that the one who has been pestering him for calligraphy all along is—