Accept the future, or fix the past?

Captain John Russell returns to the Milky Way in order to resume his mission to stop the fanatical Dawn of Revelations cult from unleashing the apocalypse upon the Earth. However, he soon discovers that he has arrived centuries too late.

Knowing he is the last hope to save billions of lives, John risks everything to return to his own time and finish the war before it even begins. But John has another challenge to face-the possibility that one of his crew may be secretly working for the enemy. . . .