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