Book 1
Angel 01: Find Angel!
Frederick H. Christian
Book 2
Angel 02: Send Angel!
Frederick H. Christian
Book 3
Angel 03: Trap Angel
Frederick H. Christian
Book 4
Angel 04: Hang Angel!
Frederick H. Christian
Book 5
Angel 5: Hunt Angel!
Frederick H. Christian
Book 6
Angel 06: Kill Angel!
Frederick H. Christian
Book 7
Angel 07: Frame Angel!
Frederick H. Christian
Book 8
Angel 8: Stop Angel!
Frederick H. Christian
Book 9
Angel 09: Warn Angel!
Frederick H. Christian
Book 10
Angel 10: Shoot Angel!
Frederick H. Christian