This guide includes only the main story and the DLC Inhuman Love. The last DLC hasn't been translated yet, but when it does I will be adding its achievements to the guide as well. Thank for reading, and if you find any errors or if you have any questions about the guide, feel free to tell me about it in the comments!

This can be achieved by simply finishing the first chapter ''Hearse in the Gas Station''
Achieved after finding the password of the web album in less than 5 minutes.
The answers should go like this:
1- All latin letters
2- English
3- No punctuations at all
4- The number of seperated letters
Finally at the end your answer is the name of my high school

Achieved after finishing Xiao Yi's interrogation within the time limit.
The answers should go like this:
1- Xiao Yi's personal matters > Something sentimental > Families
2- Something serious > Something academic > Forensic science
3- Xiao Yi's personal matters > About the troubles
4- Something relaxing -> Video games -> Mystery games
5- Something serious > Kong Quing's suicide

Achieved after solving the Huffman Code in less than 5 minutes. To achieve this you need to: put D to the lower left and C to the lower right. Put E to the upper left and B in the middle. Lastly, put A to the upper right.

Achieved after finishing ''Hearse in the Gas Station'' and ''The High Falling Maniac''.
(Make sure to choose 'Find out why there's noise at the building entrance.' after finding Xia Wenying's password.)

Achieved after finishing ''Hearse in the Gas Station'' and ''The High Falling Maniac''. The requirements for getting this ending is:
1- After you meet with Xia Wenying, you will receive an e-mail from Liu Jin. Make sure to answer No problem. But I might be late. I'll go find you as soon as my business is over.
2- Again after the password puzzle with Xia Wenying, this time choose 'Catch up with Xiao Yi.'
3- When you are with Xiao Yi at the trunk of the car, ask him the following questions:
a) Kong Qing > Kong Qing's suicide
b) Xia Wenying > Album content
c) Kong Qing > Kong Qing
d) Xia Wenying > her relationship
e) Things to hide

After inviting Liu Jin to the movie, you can invite Ling Xiao to the same movie as well. You can invite her when she sends you an e-mail while you are in the police car. (You can get this scenerio in the Endless Rain ending route.)

Achieved after finishing the ''Specials Chapter'', but it won't unlock untill you reply Liu Jin's e-mail in a certain way in the second chapter. You will get the e-mail from her after completing the puzzle with Xiao Yi.
The order of the replies should go like this:
1- I often see you carrying the oil paper umbrella with you.
2- Please tell me all the details.
3- Watch it with me!

Take the picture of all the expressions that the characters have.
Expressions:
Ling Luanzhi: normal, surprise, smile, sad, happy, angry
Ling Xiao: normal, surprise, smile, ridicule, think, angry
Xiao Yi: normal, surprise, smile, happy, sad, roar, angry
Liu Jin: normal, ask, smile, happy, surprise, sad, angry
Xia Wenying: normal, smile, surprise, think, sad, angry
Liu Zhengqing: normal, doubt, smile, ask, surprise, think
Li Han: normal, smile, crash, surprise, grin, angry
Luo Changyu: normal, smile, think, angry

At one time when you are following Hao Ge as Xiao Yi, you get to do some QTE's. If you successfully do all of them you get this achievement.

After the final reasoning, just give up and accept Ling Xiao's request. You will get this achievement. (You can not get the true ending of this route unless you get this ending first.)

The requirements of this ending include:

1- When you are talking with Li Yu, ask him about his company.
2- For the first reasoning, you can go for two different ways of reasoning.
Method 1:
a) paper towel, test report, poisoning, Xiao Yi's report
Method 2:
a) yellow vase, medical report, digitalis poisoning
b) medical report, Tian Hongyun, Li Yu's testimony

3- In second reasoning, choose:
First Question: Shao Ming's daughter, Shao Shiye
Second Question: Tan, rotten dead body
Third Question: Shao Shiye, Hao Ge testimony, Shao Ming's stepmate, Shao Ming's daughter
Fourth Question: poisoning, test report, paper towel
Fifth Question: digitalis poisoning, Tian Hongyun
Sixth Question: Tian Hongyun, Shao Ming
Seventh Question: Shao Ming's stepmate
Eighth Question: Inhuman Love