As the decisions made in the corridors of power bring the world to the brink of oblivion, five families from across the globe are brought together in an unforgettable tale of passion and conflict during the Cold War.

When Rebecca Hoffmann, a teacher in East Germany, finds herself pursued by the secret police, she discovers that she has been living a lie. Her younger brother, Walli, longs to escape across the Berlin Wall to Britain to become part of the burgeoning music scene.

In the United States, George Jakes, a bright young lawyer in the Kennedy administration, is a fierce supporter of the Civil Rights movement - as is the woman he is in love with, Verena, who works for Martin Luther King, Jr. Boarding a Greyhound bus in Washington to protest against segregation, they begin a fateful journey together.

Russian activist, Tania Dvorkin, narrowly evades capture for producing an illegal news sheet. Her actions are made all the more perilous as her brother, Dimka, is a rising star in the heart of the Communist Party in the Kremlin.