The Eisners prized art work, Eisenwalzwerk, depicting a huge steel factory, was stolen under the Nazis.

We meet the descendants of Martin Hartig who are still living in the House at Number 48 today. How much of their family's past did they know about? And what has its legacy meant for them and the younger generation?

The House at Number 48 is presented by Charlie Northcott.

After 80 years since losing a huge and grand property in Germany which used to belonged to his family, Antony sets off to confront the people who now own The House at Number 48.

The House at Number 48 is presented by Charlie Northcott.

Antony tries to find out what became of his family's business empire and properties. To help him he hires a brilliant young researcher, Yana Slovona. Within weeks, she has made some startling discoveries.

The House at Number 48 is presented by Charlie Northcott.

In July 1939, industrialist Rudolph Eisner, his wife Hildegard and their two young children arrive in the small port city of Harwich in England. Life as Germans in the Uk was tough. But what of Antony's relatives who stayed on in Germany, what became of them?

The House at Number 48 is presented by Charlie Northcott.

Antony Easton's relatives, the Eisners were one of the richest Jewish families in Berlin. The patriarch, Rudolph Eisner, has done everything he possibly could to steer them safely through the rise of the Nazis. But now, as the net finally closes in, what will they do?

The House at Number 48 is presented by Charlie Northcott.

As the net closes in on the Eisners, Antony's grandfather, Rudolph, has come up with an ingenious plan to save his family and their business empire. Will it work?

The House at Number 48 is presented by Charlie Northcott.

Antony Easton begins to investigate his family's history. What he finds astonishes him: his relatives were owners of a huge steel empire worth billions today. But what has happened to this family fortune?

The House at Number 48 is presented by Charlie Northcott.

After the death of his enigmatic and distant father, Antony Easton finally gets to go through his Dad's secret suitcase: "This was his life," Antony says. As he forensically trawls through its contents, Antony discovers a series of clues which are about to change his life forever. And, after decades, a woman from Antony's childhood gets in touch. For her, time is running out. She says she must see him one last time...

When Antony Easton’s enigmatic father passes away, he goes through his Dad's suitcase, filled with cryptic clues: neatly stacked German money, a family tree he doesn’t recognise, and books filled with sprawling notes. He also finds his father’s birth certificate, but bearing a different name. Confronting his dad’s double identity, Antony begins a ten-year quest to uncover the truth. Piece-by-piece he comes to understand his family’s dark history as he attempts to reclaim his grandfather’s property and art empire, and expose the historic robbery and murder of his relatives.

The House at Number 48 is presented by Charlie Northcott.