Concrete Utopia is a 2023 South Korean disaster-thriller film directed by Um Tae-hwa, who wrote the screenplay with Lee Shin-ji, based on the second part of the webtoon Pleasant Outcast by Kim Soongnyung. It stars Lee Byung-hun, Park Seo-joon, and Park Bo-young. Concrete Utopia is set in Seoul shortly after a titanic earthquake destroys the city, and follows the residents of a building that miraculously remained intact. As they try to survive, they are faced with harsh realities and difficult moral decisions.
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