After returning from the ancient city of Jingjue, Xue Li Yang found that the curse of ghost-eye erythema had afflicted her, and used a strategy to let King Hu Bayi, Fatty Wang and others go to the Longling Labyrinth to find the Dragon Bone Book, trying to lift the curse. Taking risks, encountering ancient mythical beasts, a giant catfish, the iron-headed dragon king, red-eyed wolves that feed on human bones, and fighting human-faced spiders, the road ahead is uncertain, whether they can escape…
Long, the main character, spends his youth wandering with his three best friends from high school. With the emergence of a woman, Dongdong, whom they all fall in love with, their friendship begins to fray. One day, Dongdong suddenly disappears in an ambiguous situation, and the friendship ends. After many years, the friends meet again. However, just as youth cannot return, they can only confirm that their friendship cannot be restored.