1. Chapter 2: additional sounds and effects added.
2. Chapter 2: the room with the spiders has become more complicated, now the door would not open till all the spiders killed.
3. Chapter 2: some complications have been made in the room with water and electricity, now it will be impossible to open the door unless you turn on the electricity.
4. Chapter 2: the keycard from the rotating room has been deleted...Ooops)
5. Chapter 2: the puzzle where there are a few words in the code can be written with capitals and lower case.
6. Small insignificant fixes.
Hotfix v0.55.87
Source: Steam Community (opens in a new tab)