Offers an illustrated look at the life and career of Allan Pinkerton, with a special focus on the specifics of how he successfully thwarted a plot to assassinate Abraham Lincoln in Baltimore before he was sworn in as president.

Nineteen-year-old Sarah masquerades as a man during the Civil War, serving as a nurse on the battlefield and a spy for the Union Army, escaping from the Confederates, and falling in love with one of her fellow soldiers. Based on the life of Sarah Emma Edmonds.