- 01 The Victim.mp3下
- 02 The Woman Detective.mp3下
- 03 Who was X-.mp3下
- 04 What happened-.mp3下
- 05 What the police found-.mp3下
- 06 Mr. Gray's house.mp3下
- 07 The study and the munder.mp3下
- 08 The clues.mp3下
- 09 The locked room.mp3下
- 10 K's first theory.mp3下
- 11 other theories.mp3下
- 12 Michael Gray's habits.mp3下
- 13 Mrs.Baker answers some questions.mp3下
- 14 More questions.mp3下
- 15 Elizabeth Gray's story.mp3下
- 16 After dinner.mp3下
- 17 Called the police.mp3下
- 18 Colonel Stevens's story.mp3下
- 19 Gambled and lost.mp3下
- 20 A pretty little thing.mp3下
