In the small city of Strattenburg, there are many lawyers, and though he's only 13 years old, Theo Boone thinks he's one of them.
Theo knows every judge, policeman, court clerk and a lot about the law. He dreams of a life in the courtroom. But he finds himself in court much sooner than expected. Because he knows so much maybe too much he is suddenly dragged into the middle of a sensational murder trial. A cold-blooded killer is about to go free, and only Theo knows the truth. The stakes are high, but Theo won't stop until justice is served.