| Achievement | How to unlock
|
|---|
| Case Closed (50 points) | Complete the game with 100% progress
|
| Grey Matter (10 points) | Solve every riddle
|
| It's in the Bag (10 points) | Solve the first riddle
|
| Marksman (30 points) | Kill every target without wasting a bullet
|
| Nothin' But Net (50 points) | Win every QTE in one try
|
| Speed Racer (70 points) | Complete the game with 100% progress in record time
|
| Summa Cum Laude (50 points) | Win every riddle in one try
|
| Super Sleuth (40 points) | Complete the game
|
| The Postman Rings Ten Times (30 points) | Open every mailbox
|
| Tour de Force (10 points) | Win every QTE
|
| With Flair (40 points) | Complete the game with Rank A
|
| With Moderation (10 points) | Win your first QTE
|