15 books — in reading order
Orphan X
Gregg Hurwitz
Buy a Bullet
The Nowhere Man
Hellbent
The Intern
Out of the Dark
Into the Fire
The List
Prodigal Son
Dark Horse
Felix Francis
The Last Orphan
The Recital
Lone Wolf
Nemesis
Jo Nesbø
The Code
Shaun Tomson
