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