Sol has fallen, but the fight continues to rage.

Oberon stayed behind, nothing more than a ghost on a radar screen, watching as the Clicks increase their presence on planet Earth. What's going on with the humans left behind?

No one knows.

Humanity's fleet admiral has survived! And he's issuing orders. Oberon is sent on a mission where it must succeed or die trying.

It isn't what any of the crew wants, but it is what they must do.