Jurek is 23 years old and he is a history student. He lives with his loving auntie, who raises him and supports him. Feeling that she is a cause and a symbol of his existential boredom, monotony and malaise, he reaches for the hammer... But will his life without his aunt reach brighter colors? Killing Auntie is a movie about fighting your own demons, based on an unfinished novel written by Andrzej Bursa in 1957.