Three years ago, Sara and her friends journeyed to defeat Hephaestus. Now, the world of Mirmina has been taken over by Morica Council, a powerful group that wants to control the Elementals. Still, Sara is eager when she finds out that a mysterious landmass has been discovered in the Altasi Sea. Could it be the Insula? Sara and her friends embark on a journey to find out. But that journey soon takes a different turn. There is something darker lurking in Sara's destiny.