Paris, 1895: an army officer, Georges Picquart, watches a convicted
spy, Alfred Dreyfus, being publicly humiliated in front of a baying
crowd. Dreyfus is exiled for life to Devil's Island; Picquart is
promoted to run the intelligence unit that tracked him down. But
when Picquart discovers that secrets are still being handed over to
the Germans, he is drawn into a dangerous labyrinth of deceit and
corruption that threatens not just his honour but his life...