Exist Within (2022) (korean) -

as Eun-soo: The protagonist whose desperate curiosity leads her into danger.

The film is available on several streaming platforms, including: Rakuten Viki (with subtitles).

(Korean: Sais-sori / 사잇소리) is a 2022 psychological thriller directed by Kim Jeong-uk. It explores themes of urban claustrophobia, obsession, and the thin line between creative inspiration and dangerous voyeurism. Core Premise & Plot

: As her obsession grows, Ho-kyung notices her presence. What starts as a hunt for a story descends into a tense game of cat-and-mouse that uncovers a dark reality about her neighbor. Key Cast & Production

Reviewers highlight the film's "slow-burn" tension and effective use of claustrophobic framing to enhance the feeling of paranoia. However, some viewers have criticized the protagonist's lack of "survival skills" and the script's reliance on common thriller tropes.

as Ho-kyung: The enigmatic and increasingly threatening upstairs neighbor. Director : Kim Jeong-uk. Runtime : Approximately 106–107 minutes. Critical Reception