Everything he does is precise, from the way he washes his face in the morning, to the way he completes his homework – without complaint, without fuss, without prompt.Zib is also an exceptional child, because all children are, in their own way. But where everything Avery does and is can be measured, nothing Zib does can possibly be predicted, except for the fact that she can always be relied upon to be unpredictable.They live on the same street.They live in different worlds.On an unplanned detour from home to school one morning, Avery and Zib find themselves climbing over a stone wall into the Up and Under – an impossible land filled with mystery, adventure and the strangest creatures.And they must find themselves and each other if they are to also find their way out and back to their own lives.

    . . except for Amora. Asgard's resident sorceress-in-training feels like a kindred spirit-someone who values magic and knowledge, who might even see the best in him.But when Loki and Amora cause the destruction of one of Asgard's most prized possessions, Amora is banished to Earth, where her powers will slowly and excruciatingly fade to nothing. Without the only person who ever looked at his magic as a gift instead of a threat, Loki slips further into anguish and the shadow of his universally adored brother, Thor.When Asgardian magic is detected in relation to a string of mysterious murders on Earth, Odin sends Loki to investigate. As he descends upon nineteenth-century London, Loki embarks on a journey that leads him to more than just a murder suspect, putting him on a path to discover the source of his power-and who he's meant to be.