The Secret Adversary Agatha Christie - The Secret Adversary is the second published detective fiction novel by British writer Agatha Christie, first published in January 1922 in the United Kingdom by The Bodley Head[1] and in the United States by Dodd, Mead and Company later in that same year.
Hiring themselves out as "young adventurers willing to do anything" is a smart move for Tommy and Tupp...