Published in 1920, The Mysterious Affair at Styles marked the debut of Agatha Christie and introduced readers to the legendary Belgian detective Hercule Poirot. The novel, set against the backdrop of England during World War I, unfolds in the tranquil surroundings of Styles Court, where the wealthy widow Emily Inglethorp resides. The peaceful estate is disrupted by a series of mysterious events, including the sudden death of Mrs. Inglethorp. Enter Captain Arthur Hastings, a friend of the family and our narrator, who teams up with the brilliant Poirot to unravel the intricacies of the crime. Christie showcases her mastery of the classic whodunit as Poirot employs his "little grey cells" to scrutinize motives, alibis and clues. The novel not only introduces readers to the meticulous and eccentric Poirot but also establishes Agatha Christie as a formidable force in the mystery genre. The Mysterious Affair at Styles remains a captivating tale of deception, murder and the unveiling of hidden truths, laying the foundation for Christie's illustrious career and contributing to the enduring appeal of detective fiction. The novel's clever plot twists and the introduction of Poirot set the stage for a literary legacy that would see Agatha Christie become one of the most widely read and influential authors in the world of crime fiction.

Dame Agatha Christie (1890–1976), the Queen of Crime, remains one of the most prolific and celebrated mystery writers in literary history. Born in Devon, England, Christie's ingenious plots, memorable characters and mastery of the whodunit genre have made her an enduring literary icon. Her iconic detectives Hercule Poirot and Miss Marple have become synonymous with detective fiction. Christie's breakthrough came with The Mysterious Affair at Styles (1920), introducing Poirot and establishing her as a prominent author. Over the course of her prolific career, she penned an impressive array of novels, short stories and plays, including classics like Murder on the Orient Express, Death on the Nile and And Then There Were None, the latter considered one of the best-selling books of all time. Her ability to craft intricate plots, surprise readers with unexpected twists and create a wide range of characters contributed to her unparalleled success. In 1971, she was recognized with the title of Dame Commander of the Order of the British Empire for her significant contributions to literature. Agatha Christie's works continue to captivate audiences worldwide, transcending generations and solidifying her status as a literary giant in the realm of mystery and detective fiction. Her influence on the genre is immeasurable, and her novels remain timeless classics, inviting readers to unravel the secrets of her brilliantly constructed puzzles.