Tommy and Tuppence Beresford are restless for adventure, so when they are asked to take over Blunt's International Detective Agency, they leap at the chance.

Their first case is a success - the triumphant recovery of a pink pearl.Other cases soon follow- a stabbing on Sunningdale golf course; cryptic messages in the personal columns of newspapers; and even a box of poisoned chocolates. But can they live up to their slogan of 'Any case solved in 24 hours'?

1 A Fairy in the Flat 7

2 APotofTea 17

3 The Affair of the Pink Pearl 33

4 The Adventure of the Sinister Stranger 59

5 Finessing the King 83

6 The Gentleman Dressed in Newspaper 93

7 The Case of the Missing Lady 107

8 Blindman'sBuff 127

9 The Man in the Mist 145

10 The Crackler 171

11 The Sunningdale Mystery 193

12 The House of Lurking Death 215

13 The Unbreakable Alibi 243

14 The Clergyman's Daughter 271

15 The Red House 281

16 The Ambassador's Boots 297

17 The Man Who Was No. 16 323