Story of seven Auschwitz prisoners who have been given thirty days to live, during which they would be gassing and then cremating the transports of deportees and, in the end, be gassed and burned themselves. Based on the play by Djordje Lebovic and Aleksandar Obrenovic.

Members of Jasna's group are suspicious because of her firing from occupation Special police squad and they start avoiding her. She finds out the members of the group have been betrayed but they become even more suspicious. At the moment when they were ready to liquidate her the true traitor is revealed. Thanks to Jasna's courage an action becomes success and she regains their trust.