For Millennia the Aliien drive has watched and waited, a brooding menace that has now finally determined to take over the Earth. Communications methods worldwide are despatched into chaos by a wierd atmospheric interference and this has became a worldwide phenomenon. A large spaceship headed in direction of Earth and smaller spaceships started to cowl complete cities around the globe. Immediately, the marvel turns into horror because the spaceships destroy the cities with power weapons. When the world counterattacks, the alien ships are invincible to army weapons. The survivors have to make use of their wits to kill the aliens, or die.