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