Exist Within (2022) (korean) < SAFE >

: 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

Amazon Prime Video (purchase/rent or free with ads in some regions). Plex and Hoopla (free options). Exist Within (2022) - IMDb Exist Within (2022) (Korean)

as Eun-soo: The protagonist whose desperate curiosity leads her into danger. : As her obsession grows, Ho-kyung notices her presence

The story follows , an aspiring but struggling writer living in unit #401. Desperate for a winning idea for a screenplay competition to help her family's finances, she becomes obsessed with a persistent "thudding" noise coming from the apartment above her, unit #501. Plex and Hoopla (free options)

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

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.