16 books
The Secret and Code
Smells Like Death
Bloody Kisses
Smells Like Death Sighing
Avenging a Doe
The Secret and the Code
Assault on Westminster
Identity Mistaken
Silencing the Thunder
Guns, Death and Mr. Krakauer
Dying Hard
The Lighthouse Guards
My Name Is Susan
Cold Heat
The Doomsday Organism
Susan Dax