The film is set in China in the 1940s during the Second Sino-Japanese War . The Imperial Japanese Army 's Unit 731 conducts experiments on biological weapons by releasing cholera in Beiping , but that inadvertently hinders their advance because their troops are at risk of being infected as well . They block off all access to the city and secretly summon two scientists to handle the situation . The virus spreads outside the city while the people inside the city suffer from hunger
Unit 731
Unit 731
The Chef, the Actor, the Scoundrel