If one day a giant bear enters to eat you to devour you, do not worry because you have not gone mad; you have only become a most delicious breakfast. Welcome to Xin Nightmare, a world that exudes as much cuteness as perversion. Never a breakfast was so pleasant.
In order for you to be able to install this game, you need to enable (allow) installation of applications from unknown sources (Unknown sources) in the phone settings. Usually this item is in the Security section