An action-packed story of friendship and courage, with evil villains and desperate escapes. Sophie Watson isn't expecting much excitement when she visits her uncle on the English coast. But when she befriends a strange and charismatic girl called Sienna she is drawn into a thrilling adventure where the future security of the world may be under threat. To find out the truth they must go to Kestrel Island. The plot they uncover is more dastardly than they could possibly have imagined. Kestrel Island is the story of 12 year old Sophie’s journey from cautious and risk-averse schoolgirl to courageous hero who saves the world. It’s also the story of an unlikely friendship that develops between Sophie and 16 year old Sienna and the close bond they form as they fight to survive.