It is 1910 and a warehouse fire has left one criminal dead and another charged with murder. Convinced of his innocence, Jessie Beale begs barrister Daniel Pitt to defend the accused. It's a hopeless case unless Daniel can find an expert witness, whose testimony on fire damage is so convincing that any jury would believe him. When forensic scientist Sir Barnabas Saltram agrees to testify Daniel starts a chain of events that has devastating consequences for all of them. Daniel Pitt mystery, 3.