Tom is forced to follow Malvel's evil beast, Tusk the mighty mammoth, into the dreaded forests of the Dark Realm, in order to save Ferno the fire dragon from Tusk's path of destruction.
When Tom's village experiences hardships, he vows to go to the king and bring back help, but when he learns that there is terrible trouble throughout the kingdom, he is sent on the greatest quest of all--the Best Quest.
When Sepron the Sea Serpent promises to bring floods, starvation, and fear to the people of Avantia's coast, Tom and Elenna must figure out a way to stop the terrifying beast.
Tom must face the Winged Flame, a phoenix living inside a volcano, to finish his quest to save the kingdom from the dark wizard Malvel, but during the fight he learns about his mysterious past and what it means for his future.
Searching for the pieces of the golden armor that he needs to rescue Aduro, Tom discovers the golden chain mail around the neck of Claw the Giant Ape and enters in a fierce battle with the monster, calling on Ferno the Fire Dragon for help.
To secure the magical golden armor that he needs to save Aduro, King Hugo's wizard, Tom must defeat Arachnid the Spider King, who has been placed by the evil wizard Malvel in the caves of Avantia where the armor is hidden.
Tom must face the three-headed lion Trillion to recover the last pieces of the magical suit of golden armor and defeat the dark wizard Malvel, as Malvel tries harder than ever to stop him.
When animals mysteriously stampede and brush fires sweep the prairie, Tom and Elenna, who hear that a mysterious horseman is causing the damage, speed to the plains in an effort to stop Tagus the Night Horse.
When Tom and Elenna encounter Malvel while searching for the armor that he stole, they learn that the wizard has unleashed a new wave of evil beasts against Avantia, and set off to face the first of these, the mysterious Zepha.