It's 1882 and Oliver Redcastle, an ex-Pinkerton detective and a former Union Army sharpshooter has inherited a house in Baltimore, and a new daughter. Oliver dreams of putting his violent past behind him. When John D. Rockefeller forces him to investigate a railway explosion, Oliver finds himself plunged into mayhem once again. And that's only the beginning. As he solves the many crimes that come his way, Oliver will grapple with danger, betrayal, murder plots and more than one passionate woman.