Zihao, who is a fisherman, lives in a seaside town called Guigang, and makes a living on the sea. One day, he meets a mysterious girl called Xiaoyi by accident, and then he starts taking care of her. “Ocean,” the fishing ship that Zihao’s father has been working on, comes back, but all seamen on it are not there. Under the care of Xiaoyi, Zihao recovers from the sadne…

The story follows three demon hunter brothers, after defeating what was thought to be the last demon. However, 7 years later, they are forced back into action after humans mysteriously start turning into demons.

When the dragons perished, the treasure they owned was left deep in the desert. Every ten years, the entrance to the dragons’ treasure house would appear in the open in the desert, attracting a group of people with unique skills called desert hunters. The desert has since become a fantasy treasure world of hunters and monsters. In order to get the treasure, one must find three gemstones, Jialan, Hengluo, and Ayu, and put them into the devil’s work ball, after which, the door of the treasure house where endless wealth was would open. Carrying the devil’s work ball with her, He Xiqing, the only living princess of Dragon, arrived at the hunter inn and hired a top hunter, Jiang Liuhai, at a high price, to look for the treasure with her. Since then, a fantastic adventure story in the desert unfolded.