Here is the full list of all 32 The Last Case of Benedict Fox achievements.
Watch all the cutscenes without skipping them
Defeat Tomas
Finish the game
Defeat the Mirage
Fully upgrade all the items
Unlock all the anchors
Jump to the secret place
Listen to all the shellac disks
Clear out all the camps
Catch an enemy into a trap
Defeat the Old Spider
Fully upgrade your character
Find all the notes for the Conundrum Device
Open the 7-element kogai door
Slow an enemy down
Knock an enemy down with a slide
Open a kogai door
Defeat the Loneliness
Fully unlock the Conundrum Device
Fully upgrade one item
Clear out the first camp
Slam through the floor
Get the first tattoo
Buy everything from the shop
Rescue the Tattooist
Use a smoke bomb
Buy the first upgrade
Defeat the Librarian
Unlock the first anchor
Dive into the memories
Find the first collectible
Complete the tutorial