It is the year 2497, and Earth is about to come under attack by its former inhabitants. For nearly five centuries humans have peacefully coexisted with the Neanderthal descendants who they banished to the planet Teconea. But now, the Neanderthals want their home world back. They have amassed a vast armada, well concealed in the ion storms of the Orion system until Danny Stryker, a Federation trad...