Rag and Bone (A Billy Boyle WWII Mystery #5)

Billy Boyle is sent to London to investigate the murder of a Soviet official. Was it random or revenge for the recently uncovered mass graves of Polish officers in the Katyn Forest? Scotland Yard suspects Billy's friend Kaz, now working for the Polish Government in Exile. With a diplomatic crisis looming, Billy must find the killer and save his friend.

From the Trade Paperback edition.