My Enemy's Son - The Two Moons of Rehnor, #2

Senya has been exiled back to the Mother Planet of Rozari. While there, he begins to understand what his real tasks are, why he has been sent here, and what he must do in the coming years. In the meantime, Lt. Cmdr Katie Golden of the Allied Spaceforce suffers a dangerous brain injury while saving her ship from destruction. She is sent to Rozari for the cure, only to wake up and discover that Senya was not a childhood hallucination after all.
Now she must make a decision between the career she has chosen and a normal life or the incredible journey that Senya is bound to take her on.