Hanna Green, aged 16, is a spy in training at the most secret school in England. Originally being an orphan, Hanna has learnt how to block most of her emotions especially towards other people. However, when she gets the chance to apply her years of training into the real world by spying on the current biggest celebrities (The Woods Brothers), will emotions finally appear? Falling in love can be difficult in any circumstances but when Sean Woods falls for Hanna's cover 'Lily Lundon' does that mean his feels for Hanna herself are all a lie? Will Hanna's love for Sean complicate her mission and destroy her career?