When it is discovered that the Zygmunt mine in Upper Silesia has been deemed unprofitable and is to be closed by flooding, the miners go on strike and a violent demonstration ensues.
During the 1920 Silesian uprising, seven brothers take part in the struggle with the Germans to keep the region in the Polish hands.
A commune built around the pursuit of spiritual perfection through the occult begins to see its prophecies come true.
