On a quest to rescue his kidnapped sister, Collun discovers that he is a key figure in the struggle to save the kingdom of Eirren from conquest by Medb, the Queen of Ghosts.

"Thor's hammer is missing again. The thunder god has a disturbing habit of misplacing his weapon-- the mightiest force in the Nine Worlds. This time the hammer isn't just lost, it has fallen into enemy hands. If Magnus Chase and his friends can't retrieve the hammer quickly, the mortal worlds will be defenseless against an onslaught of giants. Ragnarok will begin. The Nine Worlds will burn. Unfortunately, the only person who can broker a deal for...

Rye has defeated the sorcerer Olt, freed the island of Dorne, and rescued one of his brothers, but when he returns to the city of Weld with his three companions, he finds that very little has changed--the skimmer monsters still attack at night and the Warden is behaving very strangely.

Vega Jane and her friend Delph have taken the map that Quentin Harris left them and set out from the town of Wormwood, determined to brave the Quag and find freedom on the other side--but the Quag was designed to keep the town people in, and it is filledwith bloodthirsty creatures and sinister magic, and it is not going to let them escape unscathed.

It is a time of trouble in the Northern Kingdoms because a group of power-hungry polar bears called Roguers has been snatching cubs from their mothers and killing those who resist; but Svenna is not about to relinquish her two cubs to that fate, so she agrees to go with the Roguers and serve Mystress of the Hands if her cubs, who have special powers, are allowed to stay with her cousin--but nobody is truly safe when a way of life is collapsing around...

The prime Dragon Stone seems to be dying, and that means that the connection between the dragon masters and their dragons is also fading, so the six dragon masters must located the hidden stone, and learn what is causing the problem before their telepathic connection is completely gone.

Living alone on the streets of Boston, Magnus Chase learns he is the son of a Norse god, from an uncle his mother claimed was dangerous.

Liliath is one of the greatest practitioners of angelic magic to have ever lived, summoning angels and forcing them to do her bidding. More than a century has passed since she crept into the empty sarcophagus of Saint Marguerite, fleeing the Fall of Ystara. She emerges from her magical sleep still beautiful, looking no more than nineteen, and determined to be united with her lover, Palleniel, the archangel of Ystara. Most of the inhabitants of Ystara...

"Winslow and Rosie are collectors who can find nearly anything. Their impressive collection of natural wonders is almost complete -- it's just missing one final piece. So the girls pack their gear and set off on a quest through the forest to find something extraordinary. Their journey takes them further than they have ever explored, all the way to a mysterious cave. Surely, a mysterious cave must hold something extraordinary ... "--

As the price for Lucy's freedom, Soli is charged by the Faerie Queen with journeying to the Black Lake and retrieving the Dark Crown.