Theories abound when a Russian gets himself killed on the shore of Lake Superior-shot with fifty-year-old bullets. But when it turns out he had very high government connections, state troubleshooter Lucas Davenport gets the call. Well, Lucas and a mysterious Russian cop with secrets all her own. Together, they'll follow a trail back to another place and another time, and battle the shadows they discover there-shadows that turn out to be both very real and very deadly.