Five children held captive in an ever-changing forest, trapped by their own memory loss, face the battle of their lives to overcome evil and reclaim their birthright.

Why do they only have some memories for one day?

What is the purpose of the Three Moons' Song?

Which of their magical gifts will allow the children to conquer the riddles of the imprisoned mermaid, the chained eagle and the frozen dragon?

Adventure and danger abound as Lyla, Celeste, Lem, Chad and Swift face enchanters, murderers, shape thieves, monsters and slave traders to save all that is precious to them.