[DeepL Translation - needs review] Akira Hayamura, a female detective, is a jack-of-all-trades who earns her living by working for a detective agency and is sometimes forced to do free investigations related to her family. Why did her fiancé, who had published a book and was about to get married, commit suicide? Why did he receive a notice of cancer from a medical checkup he never took? What is the disaster hidden from the regulars who gather at the elegant petit hotel? The truth of the case...
