Seventeen-year-old Dylan Marshall is practically invisible. No-one knows he is homeless and caring for his alcoholic father - and no-one knows he's the infamous street artist Xavier, whose portraits are painted all over town. Dylan's only glimmer of hope is the chance to win a place in his dream art school. It's his one chance to escape, and his last chance at a life away from the streets. But Dylan didn't count on Libby Green. When...