The following post contains SPOILERS for the end of Furiosa: A Mad Max Saga, should you choose to witness them. Prequels don’t usually end with mysteries. They exist to explain; to illuminate the backstories and secrets of characters and events from other movies. In the case of George Miller’s Furiosa, the film reveals more than a decade of tragedy and pain in the life of the title character, who was introduced in 2015’s Mad Max: Fury Road as a haunted survivor (played by Charlize Theron) who wants to escape the clutches of her future’s brutal dictator, Immortan Joe. Where did this woman come …