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