Day of the Delphi

The Eighth Trumpet

Target Zero (An Agent Zero Spy Thriller—Book #2)

Assassin Zero (An Agent Zero Spy Thriller—Book #7)

The Omicron Legion

Chasing Zero (An Agent Zero Spy Thriller—Book #9)

Target Two (The Spy Game—Book #2)

Pandora's Temple

Recall Zero (An Agent Zero Spy Thriller—Book #6)

The Tenth Circle

File Zero (An Agent Zero Spy Thriller—Book #5)

Zero Zero (An Agent Zero Spy Thriller—Book #11)

Hunting Zero (An Agent Zero Spy Thriller—Book #3)

Absolute Zero (An Agent Zero Spy Thriller—Book #12)

The Omega Command