A vast Feywild swamp slowly seethes into the mortal world, conjured by a malevolent hag. The Murkendraw's unstoppable progress widens Rotten Ethel's dominion by a few steps each day, and with it, the hag's ambition. When Rotten Ethel kidnaps the fairest pixie of all, the swamp's advance suddenly quickens. The fairy folk need brave heroes to turn back the tide and venture forth to rescue Glitterdust.