Charlie, Jessica and Jake are off on a school trip to the Hill of Tara, but this isnt going to be a normal trip at all! Before they know it, the three children are off on an adventure in a magical world full of elves and fairies, and the fate of King Conaire's kingdom is in their hands! They must rescue Princess Eimear and the Stone of Destiny from the clutches of Balor and the Evil Hag. With the help of Culchulainn and the unicorn, the children head off to rescue the princess and find the Stone of Destiny...Will they be successful? Can they recover the Stone of Destiny and return peace and prosperity to the kingdom? Or will the Evil Hag and Balor triumph?