8 books • 5 series
Lagrange Rising
Bump Time Terminus
Bump Time Meridian (Bump Time, #2)
Bump Time Origin (Bump Time, #1)
Crystal Escape (Crystal Series Book 4, #4)
Crystal Rebellion (Crystal Series Book 3, #3)
Crystal Conquest (Crystal Series Book 2, #2)
Crystal Deception (Crystal Series Book 1, #1)