The hidden enemy - the cursed mission | Agatha Christie

Tommy and Tuppence a young couple bankrupt lost their jobs after the war, they do not tire of seeking excitement, they started creating a daring company – Young Adventurers Limited –, ready to do anything anywhere but their first mission for the ominous Mr. Wittington entangled them in diabolical political conspiracies and under the sight and hearing of the deceitful Mr. Brown they found themselves exposed to a danger beyond their imagination.