Jerzy Popieluszko es un sacerdote polaco que decide apoyar la huelga obrera de una fábrica de fundición de su ciudad. El carisma que desprende y su poder de atracción ponen en alerta al gobierno comunista que decide poner en marcha su maquinaria represiva contra el líder religioso.
Adam is young and very ambitious journalist working in local newspaper - 'Pomerania Courier' - in Gdansk (Poland). One day he receives a stamped envelope by mail. There's a text in Latin written on that envelope: 'Tibi et Igni' (eng. 'For you and for fire'). He finds 3 photos of his fiancée Annie inside the envelope. Annie claims that these photos were made in places where she has never been and with people she has never met. Adam starts his own private investigation in order to find out who and why sent him these pictures. The investigation leads him to discovery of a terrifying truth.