Who are you?"
"For tonight, you can call me Jack. Mind if I come in?"

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When a copycat serial killer begins recreating Jack the Ripper's 1888 murder spree, two competing experts are forced to work together to stop him.
What they don't understand is that his murderous spree is far more personal than either of them ever suspected.
Grab this electrifying race-against-time mystery/thriller today!

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