Alex has worked out a foolproof way to avoid being picked on.

Don't React. It's so simple, it's brilliant! David does react and becomes an outcast, nicknamed Bogsy.

He's branded a weirdo and Alex is determined to avoid the same fate.

But one day, Alex gets a note in his bag that forces him out of his safe little world.

Who sent the note? And is it true - will a boy really fly? A powerful story about friendship, loneliness and a strange kind of genius.