The title likely refers to a recent entry or re-release in a popular series of South Korean "adult romance" films (often labeled 19+).
Directed by Kim Tae-soo, this film follows CEO Seung-tae, who is involved in an affair with his sister-in-law. Young Sister-in-Law 2 (2017) 18 Young Sister in law 2 2025 Korean Movie 480...
Availability
If you are seeing a "2025" date, it may be a specific 480p digital upload or a re-release on a minor streaming site. You can find more detailed listings and reviews for this genre on sites like Letterboxd The title likely refers to a recent entry