Shanghai is a 2010 American mysterythriller neonoir film directed by Mikael Hfstrm, starring John Cusack and Gong Li. The film was released in China on June 17, 2010. The film was released in the United States on October 2, 2015, in a limited release.
Paul realizes that it was Anthonys wife, Anna Gong Li who actually organized the attack and is the leader of the resistance. He then decides to help her pass on messages. After finally meeting up with Conners contact in the Japanese Consulate, Paul finds out that Conner had an affair with a Japanese girl named Sumiko Rinko Kikuchi and after searching her place, Paul uncovers numerous photos, which Conner took, in a darkroom nearby. Some of the photos include Captain Tanaka, other Japanese officers and the aircraft carrier Kaga.Unconvinced that Sumiko betrayed Conner, he determines to find the girl and get the answers he seeks. After a few more encounters with Anna, Anthony, Captain Tanaka, and investigating at an opium house, Paul realizes that Sumiko was Captain Tanakas lover and was seduced by Conner to spy for him. Pauls cover is blown when Conners contact is arrested, and Paul gets interrogated by Captain Tanaka regarding the whereabouts of Sumiko, whose location he does not know. After being released, Anna takes Paul to a safe house where she has been hiding Sumiko, who is on the verge of death due to withdrawal from opium and possibly other illnesses. ........
Source: Wikipedia