In the battle between nightlings and humans, it's prophesied that the Sun Rider is destined to unite the magics of the sun and moon for the good of all. She alone can lead the fight to defeat an immortal evil. Genna is the chosen Sun Rider and , under the nightlings protection, she must learn the ancient magics to end the war. When she escapes a brutal plot by the evil kai lords, Genna finds herself cast into the depths of the Sun Wizards' world. It's up to her brother Dan and the nightling Yarri to rescue Genna so she can fulfill her fate.