The Tourist by Olen Steinhauer

In this gripping espionage thriller, a former CIA operative, who once belonged to a clandestine group known as "Tourists," is reluctantly pulled back into the world of international intrigue and danger. As he navigates a labyrinth of deception and betrayal, he uncovers a conspiracy that threatens not only his life but also the fragile balance of global power. With his past haunting him and trust in short supply, he must rely on his instincts and skills to unravel the truth and protect those he loves, all while confronting the ghosts of his former life.

Purchase from Bookshop.org