On an uninhabited planet in a remote galaxy, an ancient and feared weapon is recreated. Its use to assassinate the King and Queen of the planet Tol-E-Mac sends a wave of panic throughout the known universe. Earth Police Commanders Al Lawton and Suzi Bell marry so they can use the cover of their honeymoon to investigate the crimes, but on the planet Luag they are suspected and their every step is being watched. The honeymoon suite and their bed is secretly filmed and they are the intended victims of assassination attempts. A queen of myth and legend comes out of hiding to join the fight and try to save millions of lives, but she has a personal desire which threatens to cause another inter-galactic war.