Here is the full list of all 39 Paper Dolls 2 纸人贰 achievements.
Complete the game on Normal
Complete the game on Easy
Have Lady Yin be free
Find all of Zhao Danqing's journal entries
Learn the entire truth from Zhao
Defeat Lady Yin's shadow double
Attack a weak spot following a Perfect Defense
Explore all rooms and open all doors on the second floor
Witness Master Yin's suicide
Have Lady Yin take Master Yin's heart
Escape from Master and Mistress Yin
Seal away Zhen Zhu
Free all spirits of the dead
Defend against an attack
Seal away Wu Zhi
Escape from the Mirror Realm
Escape the endless illusion
Seal away Long Dan
Seal away Jin Zhan
Open the secret passage in the Lady's Chambers
Start a battle with Yin Ling
Attack the weak spot of any enemy
Obtain a firearm
Have Long Dan use a paper doll to scare you
Have Jin Zhan steal the spring from you
Break a Blood Curse
Be attacked by Yin Ling
Reach the second floor
Obtain all cups
Destroy all spirits of the dead
Listen to all of granny Chen and the butler's conversations
Collect all documents
Attack 50 weak points to obtain
Attack the weak spots of all enemies
Defend against 50 attacks to obtain
Complete the game on Hard
Complete the game on Nightmaremode
Complete the game within 4 hours
Attain an S Rating