Detective Murdoch finds that the man behind a flying machine that crashes in Toronto is none other than his old nemesis, James Pendrick. He learns that Pendrick is ho ing to win a $1 million rize for the first controlled flight. A body is found in the rubble of the crash but someone is clearly out to steal his invention. Murdoch also has to deal with Ottawa-based s ymaster Terence Meyers who says it's all a national security matter. Meanwhile, Julia returns from Vienna intent on racticing sychiatry. She's also ho ing to have her marriage to D'Arcy annulled.