The police brutally break up a student march, but it is clear that the ice is beginning to thaw in totalitarian Czechoslovakia.
Tomas, 30, is the son of political prisoners. With his father dead and his mother somewhere in the West, Tomas takes care of his younger brother Pavel, 18.
He does not want his brother getting involved in any pro-democracy movements, but Tomas is himself recruited under strange circumstances to the International Life broadcasting section of Czechoslovak
Radio headed by Milan Weiner, the leading light in the endeavour to bring about greater freedom in the country. Tomas has to collaborate with the secret police and the other International Life section employees must not know about it...