Under the Sun Season 4

As civil war rages in the Balkans, in the Yugoslav province of Kosovo an Albanian farmer faces an agonising dilemma. Should he follow his ancient code of honour and take revenge on a neighbour who killed his son in a dispute over cattle? Or should he forgive the feud for the sake of Albanian unity against the Serbs who rule Kosovo?

The Abrahamses have returned to Berlin after 50 years in Russia. Stefan Brandt and his half-sister Irmgard Wittkuhn were separated by the Berlin Wall for 30 years. Together they now re-open the case against their father who was accused of spying. In a changing, disorienting Berlin, both families reach a new understanding of what it means to be German.

On the Isle of Mull, Macleans from around the world celebrate their clan gathering. All claim allegiance to Scotland, though few have Scottish accents. In Possilpark, Glaswegians care less about national traditions, but they blame Westminster for the lack of jobs and schools.