The Secret Adversary

Two young adventurers. A vanished woman. A conspiracy that could topple a nation. The Secret Adversary (1922), by Agatha Christie, is a gripping mystery that marks the first appearance of the charming detective duo Tommy and Tuppence Beresford. When post-war England is shaken by secrets that threaten national security, Tommy and Tuppence stumble into an international conspiracy involving esp...