Don Kendall is a successful advertising executive on Madison Avenue whose girlfriend, Marna Anderson is murdered for no apparent reason. He is determined to find her murderer and learns that Marna was a major player in a far-reaching Wall Street insider trading scheme involving millions. Soon, he finds himself being pursued and his life threatened. After a debilitating cab accident alters his life and its direction, he leaves his prestigious career to pursue his interest in spiritualism and to write a book about the Lincoln assassination. Mary Saratt, the woman hanged as a conspirator in the...