Selena and her lover Derek plot to kill her husband Victor - a millionnaire with an obsession for electronic gadgets.

The victim of a car accident, Nancy Irving, wakes up in a hospital but soon realizes that her condtiion is worsening because a wealthy man is siphoning her blood to extend his own life.

Loving husband and diplomat Greg Denver sets up his wife Ann in a beautiful country home. But when he's away strange men come to terrorize her, and she soon realizes they may have more of a motive then sheer random terror.