An uneasy truce exists between two planets that have a long history of war. When the female espionage agent Sarlah steals vital security information about the militant, dictatorial Verxans, she is chased into uncharted territory in the galaxy and crashes onto Earth. At first unaware her enemy has tracked her, Sarlah soon discovers their terrifying intentions to invade Earth. She must act fast to save Earth from enslavement while preserving her own secret identity. So much is at stake, including the life of the Earth man Sarlah has fallen in love with.