Here is the full list of all 39 Sherlock Holmes Chapter One achievements.
Get every achievement.
Remember everything.
Refurbish the entire manor.
Complete all Cordona Stories.
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.
Talk to Dilwyn in his hat.
Acquire Sherlock's famous violin.
Investigate the third accident.
Let an old man have his retirement.
Solve all the cases for the police.
Disappoint Mycroft.
Find the book.
Hold an eel by the tail.
Get justice for Fabio.
Lift the curtain on bohemian life.
Open the cabinet of curiosities.
Always advocate for the refugees.
Kill fifteen enemies.
Punch first, ask questions later.
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.
Fight in all of the bandit lairs.
Disorient ten enemies with the snuffbox.
Arrest twenty-five enemies.
Kill five enemies.
Uncover all of the treasures.
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.