Luna Dark: Book 3 of the Luna Cycle

The trilogy ending part of the Luna Cycle. Celeste Nix is finishing up college at the Evergreen State College. Together, she and Haruki are trying to figure out what they want to do with their lives. New characters and old push them in different directions. What kind of life should they live?
Orpheus shows them a hedonistic lifestyle, one defined by doing whatever you want. Duncan offers them a honorable path, one defined by a mission and higher purpose. Nisha advises them to live in fear, protect yourself at all costs and survive another day.
In the end, they have to choose for themselves who they will be, how they will live.