The world as Eilsel and Eoz know it is at stake. Up until their twelfth birthday, they lived a relatively sheltered life in the Peril Forest with their adopted father, Aikai. However, a dark secret is discovered, and it flips the twins' world upside down. They are sent away to escape the Auroran soldiers who seek to hunt them down, but Eilsel and Eoz are done hiding. With the help of new friends and abilities, the duo venture on a journey to prevent the Auroran empire from expanding further. Unfortunately, the soldiers are still hunting them, because in reality, Eilsel and Eoz aren't entirely human...