Kyle Dawson and his two companions continue to oppose the aliens from the first book of the series. A military satellite has detected what is believed to be alien space ships. Kyle finds that they are indeed space ships and they are using the Antarctic ice shelf for a base. The aliens are up to their old tricks, trying to entice humans to use their weapons to foment chaos on earth. Kyle, Mike and Kurt foil their plans at every turn. The aliens attempt to cross breed with humans and when the resulting child is born they come back to take him from his mother. Kyle has to collaborate with the Russians to save mother and child.