At the end of the Qing Dynasty, when foreigners invaded, the building would fall. Cheng Gong, the chief eunuch (Yuan Kui), takes advantage of the chaos in the palace to secretly sell pieces of national treasures to foreigners. On this day, Longshan town's rich son, martial arts master long (Jackie Chan) went out to play with friends, inadvertently came to a place full of treasures. The guard found the surprised young master long and chased him all the way. Fortunately, the local king secretly rescued each other, and the young master long dodged a bullet. It turns out that this is the place where Grandpa Cheng hid the national treasures, and there are many organs. At the same time, the deputy manager, Yu Hai, who had been opposed to what Cheng had done, took advantage of the chaos to steal some national treasures. Cheng was furious when he learned of this and sent someone to hunt him down in the sea. Long Shaoye pulled a knife to help, on the contrary, the king also caused the disaster of killing himself. The enraged Master long decided to challenge Grandpa Cheng, a cunning traitor.