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