One of Mr. Blossom's prised plants begins to wither, The Dreammaker sends Rufus and Amberly to the far side of the lake to find the ""Grow Rock"", which can cure the plant. Meanwhile, in the Land of Nightmares, Viltheed suffers a power cut and loses it's heating, Urpogor sends Sgt. Blob, Frizz and Nug to recover ""Firerock"" from Viltheed's mountains to restore the heat to the tower, but the Urpneys soon encounter problems with the miners in the Fire Rock mines, who have not yet been paid for the last amount of Firerock they extracted for Zordrak's lackeys...