A Confederate raiding party from Canada commandeers a Lake Erie ferry boat in Put-in-Bay and plans to free 2,000 Confederate prisoners on nearby Johnson Island while a spy schemes to destroy the Union gunboat in Sandusky Bay. The raid is complicated by a seedy French-Canadian, a mysterious trunk and a body found on Rattlesnake Island where rainbows end. One hundred forty plus years later, Emerson Moore, an investigative reporter struggling...