Child genius Artemis Fowl is in terrible danger He just can't remember why Opal Koboi is back, and the power-crazed pixie wants revenge. Her to-do list: - Frame Holly Short for murder - Start a war between fairies and humans - Kill anyone who's ever annoyed her (yes, this includes Artemis) But knowledge of the fairies has been erased from Artemis's mind, and when you don't believe your arch-enemy exists, it can be quite tricky to defeat them. It's unfortunate that Artemis's only hope is a farting dwarf. Enter Mulch Diggums . . .