1. Orphan X: A Novel (2016)
2. The Nowhere Man: An Orphan X Novel (2017)
3. Hellbent: An Orphan X Novel (2018)
4. Out of the Dark: An Orphan X Novel (2019)
5. Into the Fire: An Orphan X Novel (2020)
6. Prodigal Son: An Orphan X Novel (2021)
7. Dark Horse: An Orphan X Novel (2022)