You are the older brother who is staying with your sibling. You are trying to find a direction in life. The game is built on choices that will have an impact on the gameplay. Scenes will unfold based on your decisions. This is a semi kinetic story with some options along the way.
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