Former major league baseball player Moe Berg lives a double life working for the Office of Strategic Services in World War II Europe.

Edward, a young expat gay man, finds himself caged in a glass box, after being abducted by the least person he could ever imagine: his own sister Helen. In order to be freed, he will need to be able to trick Helen, a deeply disturbed yet cunning woman, willing to go to great lengths to cure the young man from his birth nature.