Here is the full list of all 20 Noir Chronicles: City of Crime achievements.
Finish all the Minigames without skipping them.
Avenge Barbara's death.
Find all Collectibles.
Collect all footprint Collectibles.
Enter the bank.
Find out the truth.
Rescue Mortimer.
Win a game of cards.
Finish 3 Hidden Object Puzzles in less than 10 minutes.
Escape from prison.
Confront Victor.
Complete 5 Minigames without skipping them.
Finish 3 Hidden Object Puzzles without a Hint.
Complete a Hidden Object Puzzle without a mistake.
Complete a Hidden Object Puzzle in less than a minute.
Convince Conrad of your innocence.
Complete a Minigame in less than a minute.
Complete a Hidden Object Puzzle without a Hint.
Find 3 Hidden Objects within 3 seconds.
Find one Collectible.