Lieutenant Karl von Stein (Petros Fyssoun) is serving in Greece as an enlightenment officer for the German occupation troops, and lives in the house of Professor Victor Kastriotis (Manos Katrakis) seized by the Germans. There he meets Lisa (Elli Fotiou), a young girl who appears as the professor’s niece, when in fact she is of Jewish descent. The two youths fall in love and are preparing to get married when Karl learns the truth... The film represented Greece at the 1965 Cannes Film Festival and won the Special Prize of the Soviet Peace Committee at the Moscow International Film Festival that same year.