Book 5: The Black Circle
Amy and Dan make a direct assault on a Lucian stronghold beneath the Kremlin in Moscow. Though they’re trying to find out what happened to a Russian treasure stolen by the Nazis during WWII, this search may be more personal. The two have a chance to learn the truth about the fire that killed their parents. The Man in Black has also been sighted — all agents be warned!Get the book or Read an excerpt (PDF)
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Solve all the puzzles for the book to earn a replicator card.