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Returning to the same medical school where they were test subjects years before, two twisted serial killers use brutal sex acts to kill off a group of med students.
United States of AmericaEnglish
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Someone's Knocking at the Door(2009)
August 21, 2009 · 1h 20m
Returning to the same medical school where they were test subjects years before, two twisted serial killers use brutal sex acts to kill off a group of med students.
