A film based on real events about the art of passing, goodness and mercy... The titular Little Brother is based on Alojzy Kosiba, "Alojzeczek" - a fundraiser and almoner who lived in the years 1855-1939. A monk approaching the end of his days wants to save a young boy's life before his earthly farewell.

The worst graduate of the police school goes to Królowy Most. At the same time, this town is chosen as an asylum for a crown witness in a mafia trial.

Rehearsals for Chekhov's Three Sisters are underway in the theater. The team creating the performance is entangled in complicated relationships, they feel pressure. Success or failure no longer depends only on them, but they still try to realize their own ambitions and dreams.