
Guimoon: The Lightless Door
All May Enter, None Shall Return
Directed by Sim Deok-geun
Produced by CJ CGV, Jupiter Film
A haunted-building horror thriller that uses a mass murder backstory and cyclical paranormal events to generate sustained dread and paranoia.
In 1990, at a secluded community center, the custodian murders all the guest lodgers and kills himself. Ever since, on every Old Year's Night, paranormal events begin to take place within the building. Eventually, the center is shut down and left abandoned for years. A renowned paranormal investigator who had lost his mother during an exorcism and three college students who heard about the rumor of the unexplained phenomena heads over to the building, resolved to uncover the buried secret.
Clusters
Questions people ask
Is Guimoon: The Lightless Door scary? Yes, very. More frightening than 95% of films.
Is Guimoon: The Lightless Door easy watching? Barely. Less comforting than 86% of films.
Does Guimoon: The Lightless Door end with hope? Barely. Less hopeful than 83% of films.
Is Guimoon: The Lightless Door violent? Yes. More violent than 80% of films.
Is Guimoon: The Lightless Door sad? Somewhat. More sad than 70% of films.
These describe how the film comes across, measured across the whole film and compared with other well-known films. They are not a content list — nothing here was counted or checked scene by scene, so for age-suitability or specific content use a classification board or a dedicated content-warning service.
Cinnamon Score
How much this film gives you that nothing else will, and whether it delivers.
Familiar shape, done well.
How unlike any other film this one feels
How much more it delivers than it promises
How much audiences actually like it
Ensemble
Like Guimoon: The Lightless Door
Nearest across the full emotional profile.
Same Mood as Guimoon: The Lightless Door
Nearest on what's most distinctive about this one.
Like Guimoon: The Lightless Door, But Darker
Similar, pushed toward heavier and more intense.
Like Guimoon: The Lightless Door, But Lighter
Similar, pushed toward warmer and easier.
Like Guimoon: The Lightless Door, But Less Popular
Same territory, far fewer people have seen it.

























































