Teen spy Alex Rider is sent to a maximum security facility in Gibraltar to impersonate Julius Grief while seeking information about a new criminal organization called Nightshade. Alex Rider is sent by MI6 Special Operations to infiltrate a new and sinister organisation known only as Nightshade. He is sent to a maximum security facility in Gibraltar to impersonate Julius Grief, who may know something about the organization and their plans to attack London. In protecting his home city Alex is on his own, with the fate of thousands of people resting in his hands. -- adapted from jacket and perusal of book