Group Fifteen Files Books In OrderPublication Order of Group Fifteen Files BooksLeave a Reply
| Scorpion | (2017) | Description / Buy at Amazon |
| Witness X | (2017) | Description / Buy at Amazon |
| Little Sister | (2018) | Description / Buy at Amazon |
| The Vault | (2020) | Description / Buy at Amazon |
| Wormwood | (2022) | Description / Buy at Amazon |