In the final days of the American Civil War, an emigre Hungarian military officer attempts to map the situation of the enemy. Many veterans of the 1848 War of Independence in Hungary fought on the northern side. Experienced Fiala, Boldogh who struggles with homesickness and the reckless Vereczky all experience their enforced emigration in different ways and news of impending peace elicits different reactions from them all.

Legends circulate in the public consciousness about Kex, which existed from late 1968 to the autumn of 1971. For baby boomers, it represented freedom and spontaneity. The band rejected the world of Communist cultural policy with its uniqueness and refusal to conform, something in which the best of the artistic intelligentsia and political dissidents saw value. They attended their concerts, and the film recalls their experiences. At times, one feels as if they are watching a spy film parody, as one gains insight into the secret files containing reports from agents embedded within the audience.