billy byrne is famous, the new big thing, yet the film doesn't say what's the great idea that got him there, he is just suddenly on top, everywhere and adored. women, money, fame, then everything changes and billy finds himself being rejected, a failure, he is not so good anymore. he turns to friends but they are busy on their own thing. goes from enjoying luxuries to living in the streets, consuming drugs and finding homeless people giving him some sort of shelter underground, and beyond that: emotional shelter, a tribe. a new woman, a new life underground.