Jack and Spiggot have stirred up some serious trouble. They've succeeded in recruiting the faerie armies of the Highlands and the Emerald Isle, but their forces are still vastly outnumbered by those under the command of the black-hearted wizard Mallmoc. Both human and boggart will need to be at their most resourceful to survive Mallmoc's attack, and they'll need the support of the talking rat Kling and Spiggot's sometime girlfriend more than ever... Boggart and Fen is the spellbinding conclusion to one of the warmest, most compelling fantasy series of recent years.