At the beginning a scoundrel rides his carriage in the street, but he crash injures two of people, they pass out, he was very hungry and he went to a Japanese restaurant. The shopkeeper is a Chinese who can speak Japanese very well, and also have two of people, one is shopkeeper’s wife, and another one is an actor. They are arguing about how to deal with two Japanese. However, the landlady fined their ID card and identify that they are chemical expert. Finally, they start to unify and try to enable them tell the antidote., they use many of plan to know it, but the military of Japanese know that they miss two of important person, only them know the antidote. They try to attack them and return of the hostage, but the military can’t attack them in a short time. So these four guys decide to fight with the whole military, but they didn’t want to return of the hostage, Japanese lost the patience and they want to decide destroy the house at night, the hostage know that he will die and he imply the secret recipe, but these four guys are very intelligent, the scoundrel is also chemical expert, they try to crack it. Another can understand the German because of the Japanese imply the recipe in German, Finally, they successfully crack the recipe. They arrange one person escape to the restaurant and provide to the Chinese military. Eventually, the disease was disappeared. ----------------Tracy