A boy. A drone. And the danger below ...

Ever
since the accident, Tom's struggled with his mobility. But he has
a secret escape: Skylark, his drone - through this technology,
he can fly above his Lake District home, exploring his world from
a totally different perspective. But when he stumbles upon a terrorist
plot, he knows no one will believe him. Maggie and Joel, a
sister and brother on holiday in his aunt's cottage, are the only
ones who can help ... but can they stop the plot in time?