In the 1970s, a journalist who works for the most famous newspaper in his city becomes obsessed with one of the most dangerous killers of his time. When he decides to interview him to investigate his crimes, he realizes that the result of obsession can exceed the limits in the human being.
Sergio and Karen were a happy couple for a long time, shortly after his breakup he invites her ex-girlfriend to a date at her house, an encounter that turns dark and terrifying for Karen.
Uncertainty and fear invade the home of a lonely old woman, who begins to doubt her loved ones when she notices their absence.
