during the War of Resistance Against Japan , Nanjing fell , the Nationalist government relocated to the provisional capital of Chongqing. Chongqing government decided to create a password for intelligence agencies to send Qin Ao, member of Communist Party agents to Wuhan to snatch known as the "Password" father of the US expert Jim Yardley. Lu Ya Kuomintang agents Qin Ao from Wuhan Japanese hands to snatch out of the US intelligence expert Jim Yardley, Chongqing intelligence agency black room together ...