As a young man, he left home immediately after high school, and has spent the last two years alone, in seclusion recovering (From what? You'll find out in the Prologue!), and is finally ready to re-enter the world, ready to join his friends in college. Will it be drugs, sex and rock'n'roll? Or did he never truly get over what happened?
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