A powerful, dangerous witch kidnapped you and erased your mind, trying to turn you into her slave to ruin "Izaka Island", an island she used to live on before she got banished. She uses you to get closer to the people living on the island and get some informations about them. You have the choice between obeying and betraying her.
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