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Pearl and Ellen are recruited to work at code-cracking HQ, BletchleyPark, during World War Two - but when they stumble across a sinisterplot which threatens the very soul of the war effort, theirbudding friendship is put to the test.
Pearl and Ellen are recruited to work at code-cracking HQ, BletchleyPark, during World War Two - but when they stumble across a sinisterplot which threatens the very soul of the war effort, theirbudding friendship is put to the test.