"Let Me In" is a 2010 horror film directed by Matt Reeves. It is an adaptation of the Swedish film "Let the Right One In," based on the novel by John Ajvide Lindqvist. The story revolves around a young boy named Owen, who befriends a mysterious girl named Abby, who has a dark secret. Set in a small town in the 1980s, the film explores themes of loneliness, friendship, and the struggle between good and evil. The film combines elements of horror and drama, showcasing the challenges of childhood and the impact of bullying. As Owen learns more about Abby's true nature, he must confront the moral dilemmas that arise from their relationship. "Let Me In" received critical acclaim for its storytelling, performances, and atmospheric cinematography, making it a notable entry in the vampire genre.