An Englishman in France unwittingly is placed into the identity, and steps into the vacated life, of a look-alike French nobleman.

A man searching for his childhood best friend — a Polish violin prodigy orphaned in the Holocaust — who vanished decades before on the night of his first public performance.

Vicky Barton and her brother Johnny travel from Naples to visit the 1889 Paris Exhibition. They both sleep in seperate rooms in their hotel. When the she gets up in the morning she finds her brother and his room have disappeared and no one will even acknowledge that he was ever there. Now Vicky must find out what exactly happened to her brother.