Autumn 1968, the Australian running record holder Ron Clarke is coming to Prague, hoping that his old friend and role model, Emil Zátopek, the most famous Czech athlete of all time, will help him overcome the biggest crisis of his career.
The mysterious mechanism of a music box keeps playing different versions of the same melody. In isolation and an atmosphere of fear you might think that other melodies do not exist because it helps to bear the constant pain. False notes give hope for a better fate and freedom but no one knows what price they'll have to pay.
