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