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Helena and Abigail will return in The Medusa Report.

Abigail has left Listenburg behind. From now on, her story will span the globe.

An American nuclear physicist is found dead in the USSR at the height of the Cold War. What happened, and what does any of it have to do with Abby and her enigmatic father?

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It’s a whole extra game. You might want to scour the newspaper, for a start...

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