Exit

The film takes place in a modern South Korean city, primarily centered around the Cloud Garden, a high-rise venue in Seoul. The dense urban environment with its towers and rooftop spaces becomes the literal maze that characters must navigate to escape the spreading toxic gas.

The movie is set in contemporary present-day times, using current urban infrastructure and emergency response capabilities. This allows for realistic elements like helicopters, drones, and rapid evacuations as the crisis unfolds within hours.

The film explores three core themes: Survival, as characters must improvise equipment, navigate dangerous heights, and coordinate escape routes against a deadly gas; Family, with the birthday celebration serving as a catalyst for conflict and connection, showing loyalty and sacrifice under pressure; and Truth, as protagonist Yong-nam's deception about his career comes to light and forces him to confront his past and choose honesty.

Yong-nam is the protagonist portrayed by Jo Jong-suk. He was once a top college rock climber but is now unemployed and living with his parents. Despite his current circumstances, he retains his climbing skills which become crucial during the crisis, and his journey involves reconciling his past achievements with his present failures.

Eui-joo, played by Im Yoon-ah, is Yong-nam's former crush and fellow climber who becomes drawn into the crisis. She is practical, observant, and maintains composure amid chaos. Her presence adds emotional tension as she discovers Yong-nam's lie about his career, and she becomes a key ally in the escape.

Family bonds are central to the narrative. The story centers on Yong-nam's mother’s birthday celebration, which brings the family together. His older sister Jung-hyun pushes him to make a strong impression, and the crisis forces family members to push one another to safety, testing trust and reaffirming the importance of loved ones.

Exit blends elements of both thriller and science fiction genres. As a thriller, it delivers intense, continuous survival stakes with a toxic gas threat creating constant suspense. The science fiction angle comes from the disaster scenario that forces characters to use modern technology like drones for navigation while racing against an deadly environmental threat.

The urban setting functions as a character itself, with Seoul's dense high-rise architecture creating a dangerous maze. The Cloud Garden and surrounding towers become focal points for rescues and desperate escapes. Characters must use climbing, rope-slinging, and rooftop navigation as literal lifelines, reflecting raw human instinct to endure against impossible odds.

Truth and lies shape character relationships throughout the film. Yong-nam has deceived Eui-joo about his career and life status. The crisis forces him to confront this deception, admit his weaknesses, and choose honesty over ego. This theme of truth adds emotional depth beyond the physical survival stakes.

The film maintains a tense, high-stakes atmosphere with continuous suspense from the toxic gas threat. However, despite the dangerous situations, the emotional weight stays medium rather than heavy because the core themes focus on survival and redemption. The ultimate tone is hopeful, with a happy ending where the protagonist succeeds in saving his family and redeeming his earlier failures.