The story of two generations of Poles, modern students and their parents, who can’t communicate separated by emotional distance, the assessment of history and moral dilemmas. Bartek studies and earns a living by writing MA theses disrespectful of moral values. One day, he shares a carriage with another passenger. The man disappears leaving his coat and a briefcase. When Bartek hears a ringtone coming from the pocket, he picks up without hesitation. From now on, his life gradually changes as he sets off on a long journey to solve the mystery of a strange passenger and find the answers to important questions.