In the 1980s, German paper 'Stern' published Hitler's diary, giving insights into his deepest and private thoughts; Shortly after, it is revealed that they are fake. The mini-series is a fictional account of the publication and reveal.

East Germany, 1979. After initially failing to flee from the East to the West in a self-built hot-air balloon, two families struggle to make a second attempt, while the East German State Police are chasing them.