Tommy and Tuppence at the International Detective Agency. Reminiscent of Malcolm Sage, detective (1921) by Herbert George Jenkins. The Affair of the Pink Pearl – This first case is in the vein of the detective Dr. Thorndyke by R. Austin Freeman. The Adventure of the Sinister Stranger – An espionage story, following in the footsteps of Valentine Williams and the detective brothers Francis and Desmond Okewood. One of Williams' books in particular – The Man with the Clubfoot (1918) – is named by Tuppence in the story. Finessing the King/The Gentleman Dressed in Newspaper – This two part story is a spoof of the nowadays almost-forgotten Isabel Ostrander, with parallels to the story The Clue in the Air (1917) and the detectives Tommy McCarty (an ex-policeman) and Denis Riordan (a fireman). The Case of the Missing Lady – This story references Sir Arthur Conan Doyle's Sherlock Holmes story The Disappearance of Lady Frances Carfax (1911). Blindman's Buff – Matches Clinton H Stagg's stories about the blind detective Thornley Colton. The Man in the Mist – In the style of G K Chesteron's Father Brown stories. The Crackler – A spoof on Edgar Wallace's style of plotting. The Sunningdale Mystery – The tale is in the style of Baroness Orczy's The Old Man in the Corner (1909), with Tuppence playing the role of journalist Polly Burton and Tommy tying knots in a piece of string in the manner of Orczy's character, Bill Owen. The House of Lurking Death – Recreates the style of A E W Mason and his French detective Inspector Hanaud. The Unbreakable Alibi – Modelled after Freeman Wills Crofts, known for his detective stories centred on alibis, and the Scotland Yard detective, Inspector Joseph French. The Clergyman's Daughter/The Red House – A two part story, this is a parody of detective Roger Sheringham by Anthony Berkeley, with plot elements reminiscent of The Violet Farm by H C Bailey (although the latter was not published until 1928). The Ambassador's Boots – Following the style of H C Bailey with Dr Reginald Fortune and Superintendent Bell as the parodied detectives. The Man Who Was No. 16 – This story parodies Christie's own The Big Four, featuring Hercule Poirot. Plot summaries A Fairy in the Flat Prudence ("Tuppence") Beresford, who is happily married to Tommy for six years, is bored with life. She flippantly discusses what exciting things she would wish