Recovered from her injuries, Cecile now lives with her mother in Trianon and graces the opera stage every night. But by day she searches for the witch who has eluded the trolls for five hundred years. Whether she succeeds or fails, the costs to those she cares about will be high.

A boy from Finnmark and his ice bear help scare away some hungry trolls so that Kyri and her father can enjoy their Christmas Eve meal.

Rapunzel, Anansi, Jack, and his talking chicken, Betsy, are captured by a witch so Red, the sustainable woodcutter's daughter, tries to save all the magical creatures the witch has kidnapped - including a fearsome troll.

A new America called Valhalla grows restless under the controlling long arm of the Datum government, while all of the Long Earth is infused by the song of the trolls who are starting to react to humanity's thoughtless exploitation, bringing humankind to the brink of war.

As her senior year of high school starts, Laurel is just beginning to adjust to Tamani's absence when he suddenly reappears, telling her he must guard her against the returning threat of the trolls that pose a danger both to her and to Avalon.

Poppy wants to plan a big birthday party for Branch, but becomes dismayed when Branch insists he wants to spend the day alone.

Ned Thump is a seven-foot troll who is made fun of for his love of words so he escapes from the Enchanted Realm to the human world and secretly becomes a night watchman at Grand Central Terminal.

"Laurel, Tamani, David, and Chelsea race to defend Avalon from Yuki and Klea--but they realize that there may be nothing they can do to save it"--

Poppy, Branch, and Tiny Diamond all try to find perfect gifts for the first annual Trolls Secret Holiday Gift Swap.