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