At the end of the Qing Dynasty, foreigners invaded and the building was about to collapse. Eunuch Cheng (played by Chen Huimin), the chief eunuch of the palace, took advantage of the chaos in the palace and smuggled pieces of national treasures to foreigners. One day, when Master Long (Jackie Chan), the rich son and martial arts master of Longshan Town, went out to play with his friends, they accidentally came to a place full of treasures...