Helm is sent to the ICE (Intelligence and Counter Espionage) Training Headquarters to uncover a traitor in the organisation. While there he meets ICE agent Sheila Sommers, a test pilot who has been recovered from a Central American jungle with no memory of what happened to the experimental flying saucer she flew. Due to the electo-magnetic power of the saucer, only a woman is able to fly it, males of the species are killed by the energy.