A burned body of a young woman is found by firefighters, but it turns out that she did not die in the fire but was murdered. Soon Jan discovers that the woman had an illegitimate child.
1908. Jan Edigey-Korycki comes back to Cracow after spending ten years away. He wants to examine the circumstances of his mother's death and soon discovers she may have been murdered by a serial killer.
A mutilated body of a young woman is found in a village near Cracow. People are quick to blame a local Jewish family, but Jan is not convinced that they are guilty.