Quest room: Hanon is one story consisting of 3 games, fascinating puzzles that will make you think, show care and logic. This part is the first in the series: the smallest and shortest. This is a small introduction to a great story. Features: – Lack of any prompts. – One session game, the maximum time is 1.5 hours. – Oxygen ends, if you do not solve the puzzle – die and have to start again.