In the Realm of Ripley, also known as Apartment: In the Realm of Ripley (Korean: 아파트: 리플리의 세계) is a 2024 South Korean action film directed by Chae Soo-eung, starring Jang Hyuk.

It is an interactive thriller film which the audience's choice influences the story's development.

[1] The film is set in 2080, when the memory preservation system "Mind Upload" was commercialised by the researchers at the CSAL (Computer Simulated After-Life) Institute due to the development of brain waves and quantum technology.

In order solve the cold case, Detective Park taps into his memory using the new technology.

However, as the boy suffered from Ripley's syndrome, the line between truth and lies gets blurred.