Agatha Christie 
The Secret Adversary [EPUB ebook] 

In the aftermath of World War I, two young adventurers, Tommy and Tuppence, find themselves entangled in a dangerous web of espionage, political intrigue, and deception. What begins as a simple business venture soon leads them into a high-stakes search for a missing woman and a top-secret document that could shake the foundations of the British government. As they navigate a world of double-crosses and hidden identities, they must outwit a shadowy mastermind known only as ‘The Secret Adversary.’

Brimming with suspense, wit, and unexpected twists, this novel marks the thrilling debut of Tommy and Tuppence-one of Agatha Christie’s most beloved detective duos. A gripping tale of conspiracy and courage, The Secret Adversary is a testament to Christie’s masterful storytelling, blending mystery and adventure in a captivating pursuit of the truth.