Let the Right One In

Let the Right One In is a 2008 Swedish romantic horror film directed by Tomas Alfredson and written by John Ajvide Lindqvist, who adapted his 2004 novel. The film tells the story of a bullied 12-year-old boy who develops a friendship with a strange child in Blackeberg, a suburb of Stockholm, in the early 1980s.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.