The Dark Knight plot summary
Set within a year after the events of Batman Begins, Batman (Christian Bale), Lieutenant James Gordon (Gary Oldman), and the new district attorney Harvey Dent (Aaron Eckhart) successfully begin to round up the criminals that plague Gotham City until a mysterious and sadistic criminal mastermind known only as the Joker (Heath Ledger) appears in Gotham, creating a new wave of chaos. Batman's struggle against the Joker becomes deeply personal, forcing him to "confront everything he believes" and improve his technology to stop him before he destroys Gotham City and/or its citizens.
