The sequel to The Eighth Day, a fantasy adventure that VOYA called "unparalleled" and "absolutely necessary for middle grades," continues with higher stakes, greater world building, and more pulse-pounding action. With suspense, danger, and new discoveries around every corner, this fast-paced fantasy series that Kirkus Reviews raved was an exciting blend of "modern intrigue and ancient magic" will be a welcome addition for fans of Percy Jackson and Harry Potter.

After an all-out battle in Mexico, Jax, Riley, and Evangeline have gone into hiding. There are...