When a glamorous movie star disappears, Batman and Detective Montoya find themselves tangled up in the dark web of a mysterious avenger haunting the soundstages.

After her multi-millionaire father goes to prison, leaving her strapped for cash, thrill-seeking dilettante Selina Kyle turns to a life of crime as the daring Catwoman, evading the law at every turn. Batman hatches a plan to end her crime spree while two renegade police detectives intend to see that she uses up all her nine lives in one fell swoop.

In the aftermath of a botched assassination attempt on Commissioner Gordon's life, Montoya vows to do everything in her power to protect Gordon. Batman's investigation into who was behind the hit leads him down a rabbit hole with only one clear answer: trust no one.

Barbara Gordon and Batman's attempt to keep Harvey Dent safe until he testifies in court leads to an all-out war between Gotham's heroes and villains.