The Usual Suspects
There are five men under investigation for a crime that they did not commit. Over the course of the movie, we learn that a person called Keyser Soze is responsible for it. One by one, the men die until Roger “Verbal” Kint is the only one left. As he leaves the police station, it is revealed that he was actually Keyser Soze the entire time!
Ex Machina
Ava is a robot who acts and looks just like a regular person. We watch as she and Caleb get closer and closer as the movie goes on. However, everything soon goes wrong when she traps him in the house and leaves using his helicopter. By ignoring his cries for help, we learn that she has always been heartless.