Set of 3 books: Black Coffee. The Mystery of the Blue Train. The Crooked House

Black Coffee
The famous physicist Sir Claude Emery turns to the great detective Hercule Poirot for help, convinced that he is in danger. The little Belgian immediately calls his old friend and partner, Captain Hastings, and they rush to the scientist's home. However, Poirot does not manage to meet with Emery – he has been poisoned. At the same time, the formula for the super-powerful explosive had disappeared. But the circumstances of the crime are such that it was committed in a closed room, and no one present in it has left. This means the murderer is still here…

The Mystery of the 'Blue Train'
A tragedy has occurred on the luxurious 'Blue Train' express, traveling from London to the French Riviera. The daughter of a famous American millionaire, Ruth Kettering, was strangled in her own compartment, and all her jewels, including a magnificent ruby, have disappeared. The great detective Hercule Poirot was also traveling on the same train for a seaside holiday and, of course, could not remain indifferent to the investigation. Everyone around him talks only about the mysterious jewel thief nicknamed the Marquis and are completely sure that this crime is his doing. However, Poirot received information that shortly before the unfortunate woman was found dead, her husband, Derek, left her compartment…

The Crooked House
Do you remember the English song translated by Korney Chukovsky: "And behind the crooked river / In the crooked house / Lived in summer and winter / Crooked little mice"? For the residents of the mansion 'Three Gables', this song is quite relevant - the expanded cottage with its attachments, inhabited by a large noisy family, really resembles that very 'crooked house'. Such a house must be filled with cheerful commotion. But one day, murders began to occur there…