Law Abiding Citizen (2009)
A frustrated man decides to take justice into his own hands after a plea bargain sets one of his family's killers free. He targets not only the killer but also the district attorney and others involved in the deal. prison, assassin, philadelphia, pennsylvania, bomb, secret passage, deal, investigation, explosion, justice, criminal mastermind, district attorney, courtroom, rape and revenge, vigilantism, vigilante justice