The listing, School of Horror (Steam Key) has ended.
https://store.steampowered.com/app/874830/School_of_Horror/
ABOUT THIS GAME
School #1 was a calm and joyful place. Until one day, staff and children were missing in mysterious circumstances. There were many rumors and stories about how many people could have been lost, but no one believed in what had really happened.
Horror stories, which previously told before going to sleep, became a reality. You, a pupil of the School #1, one of those who was found after 10 years will have to figure out and recreate the picture, what happened here in fact on that very day.
Features:
3 kinds of reality
Before the disaster
During the disaster
After the disaster
5 types of weapons
Pistol
Smg
AK-48
Shotgun
Machinegun
MATURE CONTENT DESCRIPTION
The developers describe the content like this:
This Game may contain content not appropriate for all ages, or may not be appropriate for viewing at work: Frequent Violence or Gore, General Mature Content