The city of Ut is a city of secrets. Mysteriously, it only appears once every one hundred years. And to enter, you need the key, which is kept in the magical bottle of Ut. Eric, Keeah, and the others need to get inside the city to help a friend. The good genie, Hoja, is being held prisoner there, and he needs rescuing! They have discovered the secret of the magic bottle, and so they know they can get inside the city walls. But what they don't know is that Ut holds other secrets. Dark, dangerous secrets. Secrets that involve a certain sorcerer named Sparr...

作者簡介：

Tony Abbott is the author of more than thirty funny novels for young readers. Since childhood he has been drawn to stories that challenge the imagination, and, like Eric, Julie, and Neal, he often dreamed of finding doors that open to other worlds. Now that he is older, he thinks he may have discovered some of those doors. He calls them books.

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