There are two rules for any brilliant young criminal mastermind attempting to go straight. There's always time for one last job. Never, ever, under any circumstances attempt ‘one last job' Artemis fowl has constructed a powerful new supercomputer using stolen fairy technology, and the last thing he needs is for it to fall into the wrong hands. So, when it does fall into the wrong hands-these of ruthless tycoon Jon Spiro-Artemis knows he must recover the device or the consequences will be dire for humans and fairies a like. With danger all around and his bodyguard indisposed, Artemis turns to Captain Holly Short of the Lower Elements Police for help. But can Holy trust Artemis fowl, fairy public enemy No. 1?