The San Francisco area is beset by a series of seemingly random murders without motive or pattern. The police are taunted by phone calls and letters....

After completing his training of ninjutsu within Japan, an American Angolan Bush War veteran by the name of Cole visits his war buddy Frank Landers...

Newly-widowed Mabel Lederer, who has psychic and mediumistic abilities, sells her house and belongings, changes her name, and moves to a new town....