Here is the full list of all 39 Sherlock Holmes Chapter One achievements.
Remember everything.
Talk to Dilwyn in his hat.
Investigate the third accident.
Complete all Cordona Stories.
Get justice for Fabio.
Take pity on a poor girl.
Follow the rules of the Blind Duelling Club.
Refurbish the entire manor.
Talk to The Pipe in the correct disguise.
Open the cabinet of curiosities.
Lift the curtain on bohemian life.
Find the book.
Hold an eel by the tail.
Spare the landlady's feelings.
Disappoint Mycroft.
Open Violet's room.
Save Goliath's life.
Find all the books in the Bazookaeology trilogy.
Acquire Sherlock's famous violin.
Let an old man have his retirement.
Disorient ten enemies with the snuffbox.
Solve all the cases for the police.
Open Sherlock's room.
Uncover all of the treasures.
Kill fifteen enemies.
Arrest twenty-five enemies.
Arrest ten enemies.
Kill five enemies.
Prank Mrs. Nini.
Solve the first case on Cordona.
Eavesdrop on your first piece of gossip.
Try to take the easy way out.
Always advocate for the refugees.
Punch first, ask questions later.
Interrogate every suspect in the safe murder as a police officer.
Refuse to help Mycroft.
Present accurate evidence in all accusations.
Fight in all of the bandit lairs.
Get every achievement.