- Rank
- romance novel
- martial arts novel
- officialdom novel
- political economy
- war military
- Chinese Studies/Ancient Books
- Portfolio
- literary theory
- philosophy of religion
- Poetry and Opera
- Science learning
- Chinese history
- world history
- documentary report
- contemporary fiction
- foreign novel
- fable fairy tale
- detective reasoning
- modern novel
- Essays
- English reader
- Biographical memories
- Thriller
- social psychology
- Internet fantasy
- science fiction
- youth city
- historical fiction
- light novel
- Classics
- game
- Japanese books
- film and television
Chapter List (21) Free
- 1: Chapter 1 The Enigmatic Plain Code Telegram
- 2: Chapter Two Two Secret Telegrams from the Japanese Army
- 3: Chapter 3 Two sets of six-digit passwords
- 4: Chapter 4: Juntong deciphers the secret message
- 5: Chapter 5 Murder in the Chamber of Secrets
- 6: Chapter 6: The Genius Password Girl
- 7: Chapter 7 Secrets hidden in photos
- 8: Chapter 8 Deciphering "Operation Snow"
- 9: Chapter Nine: The Mystery of "Night Tour in the Water Village"
- 10: Chapter Ten "Tiger! Tiger! Tiger!" and "East Wind, Rain"
- 11: Chapter 11 Deciphering the Secret Message of Pearl Harbor
- 12: Chapter Twelve
- 13: Chapter Thirteen
- 14: Chapter Fourteen Deciphering the Mystery of the Rose
- 15: Chapter 15 Research on "AWT" Cipher
- 16: Chapter 16 The Secret Word Telegram at the Post Office
- 17: Chapter 17 The Secret of a Letter
- 18: Chapter 18 The Mysterious Special Submarine List
- 19: Chapter 19 Chinese Omission Code
- 20: Chapter 20 Deciphering Advanced Codes
- 21: postscript
