Looking for a safe place to live after being harassed by her husband, a depressive and violent man, Juli stays at a women's shelter run by Mária.

The head of the nunnery is dying, and the members are divided in two groups as the election of the new head approaches. Led by Virginia, the younger nuns stand up for changing the strict religious dogmas and would like a modern school with genuine science, a bathroom to be built, and a freer spirit. Their candidate is sister Magdolna, who went to secular universities, too. The seminarists, led by Király Erzsi, also rebel against the older nuns' strict discipline and the depressed atmosphere of the institution. However, Magdolna does not want to stay involved in the fight because she is deterred by Virginia's sinful attraction towards her and the tools Virginia is using to gain victory at any price.

March 15, 1848; the revolution breaks out in the town of Pest. Yet at café Pilvax, in among he revolutionary youth, there is the informer of the imperial court as well. Hearing the news of the attack led by Jellasics, the inhabitants of the villages pour into the national army, and Hajdú Gyurka also escapes from his landlord. Petőfi is there at the camp of the revolutionaries, raising them to enthusiasm with his poetry.