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