when evan takes time off to tend to his family in Alaska trying to deal with the difficulties of his dad passing away and now smacked in the face with a diagnosis no one ever wants to hear and hears voices inside his head singing a hymn and shosha a legend singer loses her sister to a drunken fool one night and now her singing career is in the toilet , where is this music they are hearing in their heads when does the music stop playing and what causes these voices in their heads and how do they stop them ?