Here is the full list of all 28 Sherlock Holmes The Awakened achievements.
Collect all achievements.
Stop the ritual.
Learn about the lighthouse keeper.
Find all evidence at the cliffside crime scene.
Complete Chapter Seven.
Leave Barnes the book.
Complete Chapter Six.
Identify all the unknown substances.
Reach the island.
Feed yourself to a gator.
Complete Chapter Five.
Unlock the safe.
Find the raccoon nest.
Complete Chapter Four.
Help quench the horse's thirst.
Find out more about the auction.
Pretend to be Barnaby.
Complete Chapter Three.
Learn more about Gygax.
Make it look back at you.
Pick every lock.
Find the book about tulpas.
Complete Chapter Two.
Rouse evil from its slumber.
Find out how the intruder got into the warehouse.
Learn about the missing Nepali brother.
Complete Chapter One.
Help Barnes with his love life.