Here is the full list of all 24 Grim Legends: The Forsaken Bride achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Finish the bonus adventure.
Solve all of the puzzles without skipping even once!
Pass the Golden Gate of the Phoenix.
Beat a domino game in under a minute!
Read all the writings in the game.
Approach the Abyss edge.
Reveal the true nature of your enemy.
Nail a Hidden-Object Puzzle in under a minute.
Pass the underground labyrinth.
Make a salve.
Watch half of the game cutscenes.
Finish 3 Hidden-Object Puzzles in a row with no hints!
Find 3 Hidden Objects in just 3 seconds!
Finish a puzzle in under a minute!
Track your prey to its lair.
Solve 3 Puzzles in a row without skipping.
Finish a Hidden-Object Puzzle with barely any misclicks!
Topple the trunk over the ravine.
Chat with all the villagers.
Gain the little helper.
Finish all the Hidden-Object Puzzles with no hints!
Finish half of the Domino games!
Finish all of the Domino games!
Finish the game on Expert Mode!