In Norse cosmology, Niflheim or Niflheimr is a location which sometimes overlaps with the notions of Niflhel and Hel. The name Niflheimr appears only in two extant sources: Gylfaginning and the much-debated Hrafnagaldr Óðins. From Wikipedia
The sci-fi film, featuring Robert Pattinson in dual roles, blends dark humor and social commentary to examine existential and ethical dilemmas.
