Things go horribly wrong for Ola and her friends when she tries to help journalist Agata find an interesting subject for an article. Placing a personal ad in the newspaper inadvertently invites the attention of a dangerous person who's now stalking them all, apparently in desperation to know their blood types.
Jacek, an angry drifter, murders a taxi driver, brutally and without motive. His case is assigned to Piotr, an idealistic young lawyer who is morally opposed to the death penalty, and their interactions take on an emotional honesty that throws into stark relief for Piotr the injustice of killing of any kind.