Mysterious Tianzhu emerged at an auction in New York, and domestic billionaires bid at a sky high price to obtain the Tianzhu. After investigation, it was suspected that the Tianzhu was a lost cultural relic of the Old Summer Palace, which contained secret chemical weapons injected by the Japanese army during the Anti Japanese WarThe sample has a huge killing power. Jason, the leader of an overseas dangerous organization, has received news that he has hired an international thief named Flying Fox to go to China to steal the Tianzhu. In China, detective Ang Lee cooperated with the police to once again crack down on a theft gangThe purpose of the big case was to catch the flying fox, but it only pounced in the air with no trace of the flying fox, only a flying fox card.