Premise: Psychological horror . The subgenre frequently overlaps with the related subgenre of psychological thriller , and it often uses mystery elements and characters with unstable , unreliable , or disturbed psychological states to enhance the suspense and horror of the setting and plot and to provide an overall unpleasant , unsettling , or distressing atmosphere .
Hypothesis: Psychological horror shares some qualities with psychological thrillers.
Label: ENTAILMENT