The shadow of Fear Itself looms over Asgard and only Loki holds the key to stopping the impending war between Odin's army and the Serpent. With Thor imprisoned by the All-Father and the rest of Asgard mistrustful of the young reincarnation of the god of mischief, Loki takes what help he can get and journeys to the underworld. There he hopes to best the Serpent's devious machinations. But ever the trickster, when it comes to Loki, nothing is at it...