"Emily and her friends think they'll find the help they need in Cielis, but something isn't right. Streets that were once busy are deserted, and the townspeople who are left live in fear. Emily is soon escorted to the Academy where she's expected to compete for a spot on the Guardian Council, a group of the most powerful Stonekeepers. But as the number of competitors gets smaller and smaller, a terrible secret is slowly uncovered- a secret that, if...

Emily and her friends lead the Cielis Guard in the fight to stop the Elf King, who with the power of the Mother Stone has launched an assault on Windsor, but find Max Griffin standing in their way.

Navin journeys to the city of Lucien where he searches for a beacon essential to his fight against the Elf King; while Emily heads back into the Void with Max, one of the Elf King's followers, where she learns his darkest secrets.

"After the tragic death of their father, Emily and Navin move with their mother to the home of her deceased great-grandfather, but the strange house proves to be dangerous. Before long, a sinister creature lures the kids' mom through a door in the basement. Em and Navin, desperate not to lose her, follow her into an underground world inhabited by demons, robots, and talking animals. Eventually, they enlist the help of a small mechanical rabbit named...

Naven, Emily and their crew of resistance fighters set off to find the lost city of Cielis and its' Guardian Council's Stonekeepers.

When Emily loses control of her Amulet, she is imprisoned in the Void, where she must escape the influence of the Voice, while her brother, Navin, travels to a space station where the Resistance is preparing to battle the approaching Shadow forces.

"After her confrontation with Ikol, Emily finally understands the stone's power and what she must do to defend Alledia from the shadows. As she travels to Typhon to help her mom and Navin, Prince Trellis returns to the Kingdom of the Elves to save his countrymen--and confront the fraud who has seized power in the absence of a king. The threat of darkness follows all Stonekeepers closely, and it will take the strength of both new friends and old foes...