The story takes place in the Qing Dynasty, Princess Beibei (Liu Yuling) married by the emperor, must marry the royal prince, the princess is unwilling. At this time, the malicious English teacher Andrew saw the princess's intention and urged her to flee to the United States. After the princess fled, Andrew left a ransom letter to the emperor for a ransom of 100,000 gold bars. The emperor panicked and immediately sent three inner masters to the United States with ransom to rescue the princess. Huang Qiang (Jackie Chan), the bodyguard of Daonei, saw the princess when she escaped, but failed to stop her and couldn't forget the princess all the time. So he asked his uncle, who was an interpreter, to say please for him to participate in the rescue operation. The captain of the guard granted his request, and the party officially set foot in the United States.