Also available in an electronic version via the Internet at the publisher's home page: http://www.harpercollins.com.au.
Summary
The demons that could control stones and elementals have been defeated, but the most powerful of Simon Wongs associates still remains - the one who can create almost undetectable copies of humans and Shen. This demon has allied with Kitty Kwok and together they plot to trap Emma and Simone in a web of copies.