Game working without a problem, thank you.
Who stuck at game here is the Visitor 2 walkthrough, enjoy !
Surveillance 3 + Mao Lei testimony 2-Video 2
Mao Lei 4 + Mao Juan testimony 1-Video 3
Mao Lei 6+ Surveillance 1 ---- Video 4
Yangyang 2+ Room Opening Record-Video 5

Lei testimony 7 + topographic map around the hotel + mountaineering equipment + Mao Lei suitcase-Video 6
Lei testimony 8 + Juan testimony 2
Juan Testimony 3 + Rite Lock
Video 8+ Rite Locks-Video 9
Tang Photos + Yang Testimony 4 + Tang Testimony 3-Video 13
Video 8 + Yong font key-Video 10
Mobile phone memo + positive testimony 5-video 14
Juan SMS + Lei Testimony 5-Video 11
Lei testimony 9 + Yang testimony 3-Video 12
Lei testimony 10 + Yang testimony 6-Video 15
A knife + corner monitoring-Video 16
Video 16+ Rite Locks-Video 17
Yang testimony 6 + Juan testimony 5-Video 18
Filial name spare key + video 18-video 19
Video 19 + Yang testimony 7-Video 20
Yang testimony 8 + Juan SMS ---- Video 22
Courtyard Plan + Zheng Testimony 5 ---- Video 23
Lei testimony 12 + Zheng testimony 2,3 ---- Video 21
Yang testimony 9+ Zheng testimony 5 ---- Video 29
Yu Li Video + Yu Li SMS 1 + Room Record-Video 24
Tang Testimony 4+ Scene Picture of Lizi ---- Video 25
Tang Testimony 5 + Lei Testimony 14 + Monitoring-Video 26
Juan 4 + Lei 17 + Wine ---- Video 27
Lei 18 + half a glass of water-Video 28
Juan 7 + Yang 11 + Yongzi Room Key ---- Video 30
Yang 13+ Diary 2 ---- Video 31
Video 28 + Juan 8-Video 32
Video 31 + Demon pictures-Video 33
Tang 7 + Juan 9 ---- Video 34
Qiuren 1+ Man Photo + Zheng 6 ---- Video 35
Lei 15 + Zheng 2,7 ---- Video 36
Zheng 8+ Yu Li SMS 2-Video 37
Zheng 10 + Yang 12 ---- Video 38
Yang 15+ Development Report-Video 39
Two and a half photos-Video 40
Juan 11 + Juan Diary 2-Video 41

You can go to the 3rd option on the main menu and when you press enter or click the lenguage choices will appear.

Sadly, I only found language includes Chinese、Japanese and Korean, maybe search the language patch on other site~