The Hunt for the North Star — A.J. MacKenzie

No one is safe and everyone is a suspect in this action-packed, suspenseful, meticulously researched sequel to the historical thriller The Ballad of John MacLea.

Fresh from his success at the Battle of Queenston, war hero John MacLea is thrown straight back into the maelstrom of tactical espionage.
 
American master spy Polaris has so far evaded capture, and the longer he remains at large the more dangerous he becomes to the allied British and Canadian forces.
 
John travels to York, capital of Upper Canada, deep into a sinister world of treachery, where secrets and lies are an everyday currency. He must discover the identity of Polaris, for a deadly plot is brewing, one that may signal total defeat for the allied troops. Failure is not an option . . .