City of Skies
SOME WORKS
- Castalia: The Citadel of Reason (The Truth Series Book 7)
- Abandon All Hope
- The Society For Soulless Girls
- Flying High
- Saphirblau (Edelstein-Trilogie, #2)
- Vespers Rising (The 39 Clues, #11)
- Their Fractured Light (Starbound, #3)
- Gideon (Nightwalkers, #2)
- Riders (Riders, #1)
- Nowhere But Up: The Story of Justin Bieber's Mom