Bedeviled by evil fairies that only she can see, thirteen-year-old Tanya is sent to stay with her cold and distant grandmother at Elvesden Manor, where she and the caretaker's son solve a disturbing mystery that leads them to the discovery that Tanya's life is in danger.
Adopted by the mysterious Madame Z from a hated orphanage, 12-year-old Mary explores her new town with the help of her friend Jacob and makes a terrifying discovery about Madame Z's true identity, in a story inspired by classic Russian fairy tales.
Struggling with the feeling that her life is spinning out of control, 12-year-old Nella is shocked when her former best friend's brother makes a fatal mistake, prompting the need for Nella to choose between conflicting loyalties in a community torn by racial and class divides.
A finale to the best-selling series finds Hiccup embarking on an ultimate quest to secure the future of dragonkind, end the rebellion and prove his worthiness for the crown in the wake of the Doomsday of Yule's arrival.
Initializing for the first time on a remote island where she is all alone, Roz the robot learns survival strategies from the island's hostile animals and finally gains acceptance when she cares for an orphaned gosling.