'This deadly prequel to the bestseller Alex Rider series sees the teen spy being hunted by an international contract killer…The perfect present for Alex Ruder fans and for all young readers who love thrilling action adventure stories.' ImagineFX
'Features young assassin Yassen Gregorovich who has been dispatched to kill Alex Rider. If you’ve ever wondered how a killer is created, read Yassen’s story. It’s quite simply one of the best teen spy thrillers I’ve ever read.' Irish Independent
'In simple words, this particular novel holds the unrivalled title for the best backstory to a character, ever.' The Guardian