The Secret Adversary By Agatha Christie

Hiring Themselves Out As Young Adventurers Willing To Do Anything Is A Smart Move For Tommy And Tuppence. All Tuppence Has To Do Is Take An All-expenses-paid Trip To Paris And Pose As Someone Named Jane Finn. But With The Job Comes A Threat To Her Life, And The Disappearance Of Her Mysterious Employer. Now Tuppence's Newest Job Is Playing Detective--because If There's A Jane Finn That Really Exists, She's Got A Secret That's Putting Both Their Lives In Danger. The Secret Adversary Tommy &tuppence #1 By Agatha Christie