A fantasy novel for readers 9 years and up, but suitable for all ages. In the sequel to ISLAND OF FOG, the young shapeshifters have made it safely into Miss Simone's world. Some of them are looking forward to meeting their alternate kinds. Others dread the prospect. Dewey, for instance, quickly feels the pressure of being a centaur. Miss Simone and the villagers make use of special energy rocks to power homes and advance technology. These glowing rocks come from deep within the ground and provide a clean, safe source of energy. Unfortunately, the superstitious centaurs believe that the mining of these rocks incurs the wrath of Mother Nature, such as earthquakes and volcanic activity. It falls upon Dewey to make an informed, objective decision about the matter. Meanwhile, the village in the north is under constant attack from harpies and dragons, and these vicious creatures must somehow be reasoned with and persuaded not to plunder and, most importantly, to stop eating people The trouble is, neither harpies nor dragons are interested in negotiating with the shapeshifters. Hal and his friends join forces to deal with these serious issues. Together, with their individual talents, they can conquer any problem They end up in the heart of dragon country, down in the Labyrinth of Fire beneath an oozing volcano. Somehow they must make the dragons see the error of their ways. Their quest forces them to question the extent of their shapeshifting abilities... and this leads to a shocking discovery that is likely to start a war.