Still struggling from her mum's death, Kaylee is sent away from her caravan in Invercargill and all she's ever known to move into a mansion in Remuera, Auckland with her father and brother she never knew. Kaylee escapes into her spy books... and then finds out that her new brother is also a sleuth fan. Together they have fun with the spy toys until she finds out their toys might be the difference between life and death. Secrets are hiding within...