The Great Game (The Londum Series, #7)

Book Seven of The Londum Series, set in an Alternate Victorian England, called Albion.

Sometimes you can do bad things for good reasons. Ask Jim Darby, he knows better than most. After helping his lady friend, the Honourable Fiona Hetheringham, with a little insurance scam involving the staged theft of the famed Hetheringham Necklace, he's clandestinely approached by the British Secret Service, in the form of Thornton Wells, to do a little 'search and recovery' operation for them.
A secret tr...