Deep in the desert there sits a beautiful oasis, ruled by a monarch unlike any other in Erdas. His name is Cabaro the Great Lion and he reigns over a kingdom of animals, jealously guarding his golden talisman. No human has ever set foot in the Great Beasts territory. The journey to his oasis is impossible. As a team Conor, Abeke, Meilin and Rollan have achieved the impossible before. But now that team is broken the friends scattered by a devastating betrayal.
The young heroes and their spirit animals have already sacrificed much in their quest for the talismans. But with the world crumbling all around them and a ruthless enemy opposing their every move their greatest sacrifices are yet to come.