| Achievement | How to unlock
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|---|
| Ace Detective: Conway | Solved all evidence review scenes without making a mistake.
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| Ace Detective: Doerr | Solved Doerr's evidence review without making any mistakes.
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| Ace Detective: Downes | Solve Downes evidence review without making any mistakes.
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| Ace Detective: Levy | Solved Levy's evidence review without making any mistakes.
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| Ace Detective: McKee | Solved McKee's evidence review without making any mistakes.
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| Catch! | Caught the objects first time in Doerr Manor basement and in The Crow's Nest.
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| Family Reunion | Restored the Doerr Family Portrait.
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| Look Out Below! | Dropped the box off the shelf in Levy's Garage.
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| Marling | Uncovered someone's true identity.
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| Observant | Unlocked all secondary observations.
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| One Hundred and Eighty | Got a perfect score when playing darts.
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| Philatelist | Located all stamps in Dahlia View.
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| Profiler | Completed all character bios.
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| Shoegaze | Unlocked the shoe observation in every observation scene.
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