Voices (aka Someone Behind You)

Inspired by the popular Korean comic book series It's Two People by Kang Kyung-ok, Oh Ki-hwan's tells the tale of a young woman who believes she is marked for death after seeing a pair of shocking murders. A wave of murder has washed over the city, but why are seemingly normal people suddenly turning into maniacal killers? People are hearing voices commanding them to commit murder, but with no discernable pattern to the killings, it's impossible to tell who will be next. Unable to trust even her closest friends, one brave girl attempts to survive long enough to solve the mystery and stop the slaughter.