The listing, Despair(steam key) has ended.
http://store.steampowered.com/app/368990/
"Despair" - an indie horror game in first person.
The main character wakes up in the subway tunnels and trying to figure out what happened to him and the other passengers of the train he was riding home. In order to understand what had happened to the missing passengers, the player will have to explore the strange catacombs hidden deep underground.
A player has only a flashlight, batteries which is very fast.
As the player has to collect notes left other people.