This is the new Crown Prince Gregory mystery from this well-loved author.In London to organise a series of concerts for the Spitalfields Festival, Greg Crowne - otherwise known as Crown Prince Gregory von Hirtenstein - has befriended a pretty Polish countess, Marcelina. When Marcelina is found dead behind the rolling stacks in the Museum of Music Heritage, Greg is inevitably drawn into the police investigation.It emerges that Marcelina had been sent to England by an elderly relative, Estelle Wiaroz, a Chopin enthusiast who has learned of the discovery of a lost Chopin manuscript. Armed with a letter of credit to the value of GBP 50,000, Marcelina had been instructed to buy the scrap of manuscript. Not surprisingly, no sign of the manuscript nor of the letter of credit is found on the body.Marcelina and Estelle are the victims of a complex scam, the unravelling of which will take Greg, and his girlfriend Liz Blair, now thankfully back on the scene, to Paris and Scotland on the trail of a thriving Chopin forgery industry...