"Star Detective" is a story derived from the Republic of China, combining the main characters of "The Ghost in the Handsome Mansion" and "Drunk in the Flower Field". From the perspective of He February, it depicts the rise and fall of Mangcheng in the past two decades from the ninth year of the Republic of China to the eve of the Wenxi Fire in the twenty-seventh year of the Republic of China, and the love tragedies of various characters in troubled times.