When actor John Wilkes Booth, under the guise of seeking spiritual advice, visits the President's medium to gather information about Lincoln's habits in order to kidnap him, a malevolent spirit appears, which haunts and torments him at every turn. A mysterious coin also appears out of nowhere, and returns every time Booth tries to discard it. Each return of the bloodthirsty Roman coin brings with it increasingly terrifying events and eerie hauntings. In the midst of these strange visitations, Booth falls in love with Alice Grey, a beautiful actress who's hired by the government to spy on him. Will her love for Booth win out over her duty to protect the President from assassination?