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

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

The Killing Ground (Sean Dillon Series, Book 14)

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

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

Thunder Point (Sean Dillon Series, Book 2)

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

A Devil is Waiting (Sean Dillon Series, Book 19)

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

Angel of Death (Sean Dillon Series, Book 4)

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

The Midnight Bell (Sean Dillon Series, Book 22)

Vengeance Zero (An Agent Zero Spy Thriller—Book #10)

Target Two (The Spy Game—Book #2)