After splitting with the Joker, Harley Quinn joins superheroines Black Canary, Huntress, and Renee Montoya to save a young girl from an evil crime lord.
Armed with only the word "Tenet," and fighting for the survival of the entire world, CIA operative, The Protagonist, journeys through a twilight world of international espionage on a global mission that unfolds beyond real time.
In 1937, 800 Chinese soldiers fight under siege from a warehouse in the middle of the Shanghai battlefield, completely surrounded by the Japanese army.