Amara Vale discovers that the strange dreams haunting her are actually fragments of memories from another world.After receiving a mysterious crescent necklace telling her to find Kael, she meets the mysterious boy at school. Kael reveals that Amara was born in Elaris and that powerful forces are searching for her.Amara, Kael, and her best friend Lyra cross the Veil and enter Elaris, where Amara discovers that she is the forgotten princess and heir of the Mooncaller bloodline.As Amara searches for her missing mother, she uncovers secrets about the king, the Veil, Kael's family, and a prophecy that could determine the fate of two worlds.But someone has been manipulating Amara's memories.The closer she gets to the truth, the more dangerous Elaris becomes.Amara must discover who she can trust before the red moon awakens completely—and before the Veil forces her to make an impossible choice.