Here is the full list of all 20 Paper Bride achievements.
Clear the game.
Clear the game without any hints or skipping.
Clear Chapter V
Complete the final conjuring ritual without skipping.
Figure out the mask password without any hints.
Solve the Pentomino in chapter V without skipping.
Clear Chapter IV
Make the cooked sticky cake.
Solve the Ghost Mansion of the South puzzle without skipping.
Clear Chapter III
Realize the old man's dying wishes.
Solve the knocking puzzle in chapter III without skipping.
Clear Chapter II
Place the correct items in the temple on the hills.
Obtain the old photo.
Solve the puzzle on the wall in chapter II without skipping.
Clear Chapter I
Use the steelyard to raise the red veil.
See Moqi's parents by the door.
Clear Prologue