Fairy-tale detectives Sabrina and Daphne Grimm face their first case without Granny Relda's help when the future gets mixed up with the past in Ferryport Landing, and because some of the future does not look bright, Puck helps them try to make some changes.

Seventh-grader Arthur Penhaligon returns to the parallel universe known as the House to fight his latest enemy, Grim Tuesday, whose greed threatens to destroy both the House and the Earth.

When Arthur is drafted into the Glorious Army of the Architect by Sir Thursday, he must survive basic training, avoid getting posted to the Front, and figure out how to free Part Four of the Will, while Leaf tries to banish Arthur's doppleganger on Earth.

Jason returns to Lyrian to share life-saving information while Rachel and her companions encounter new enemies and struggle to recruit a vital ally.

As Arthur Penhaligon seeks to find the seventh key, complete his quest to save the kingdom to which he is heir, and learn his true identity, he discovers that he has a greater purpose than he could have imagined.

In the kingdom of Sempera, time is extracted from blood, bound to iron, and consumed to add time to one's own lifespan. The rich aristocrats like the Gerling family tax the poor to the hilt, extending their own lives by centuries. No one resents the Gerlings more than Jules Ember; she and her father were once servants at their estate, Everless, until an accident drove them away. After discovering her father is dying, Jules is desperate to earn more...

Seventeen-year-old Laz Hayerian wakes up on an abandoned Earth to discover that he and his companion Ivy Downey are clones, and they must work together--combining their talents to sense and step into and out of timestreams--to save humanity from imminent extinction.

Fourteen-year-old Jason Walker is transported to a strange world called Lyrian, where he joins Rachel, who was also drawn there from our world, and a few rebels, to piece together the Word that can destroy the malicious wizard emperor, Surroth.

The youngest of the Murry children must travel through time and space in a battle against an evil dictator who would destroy the entire universe.

Paragor unites with the Wyrm Lord and the Seven Sleepers to launch an assault on the kingdom of Alleble and its allies, who face the coming onslaught believing that they will be victorious with the help of the Three Witnesses.