In 1933, during the Japanese colonization of Korea, five suspects who are suspected of being a spy "Phantom" of the anti-Japanese organization in Gyeongseong, are locked up in a secluded hotel to be interrogated, fighting each other's suspicions and boundaries to escape safely.
A Japanese police officer who used to be a soldier, but was deposed from the Police Department and dispatched as a communication officer and supervisor within the Government-General.
A powerful figure in the Joseon government-general, who became the direct secretary of the general political affairs chief even though she is a Korean.
^Jo Yeon-kyung (May 18, 2022). "칸영화제, CJ ENM 신작 '외계+인'·'유령'·'공조2' 新스틸 공개" [Cannes Film Festival unveils new stills from CJ ENM's new films 'Alien + Human', 'Ghost' and 'Cooperation 2'] (in Korean). JTBC. Retrieved May 23, 2022 – via Naver.
^Bae Dong-mi (January 3, 2022). "2022년 한국영화 신작 프로젝트: '유령' 이해영 감독" [A new Korean film project in 2022: 'Ghost', directed by Lee Hae-young] (in Korean). cine12. Retrieved May 24, 2022 – via Naver.
^Yang Yu-jin (April 7, 2021). "설경구·이하늬·박소담·박해수 '유령' 크랭크인…이해영 감독 신작" [Seol Kyung-gu, Lee Ha-nui, Park So-dam, Park Hae-soo's 'Ghost' crank-in... New film directed by Lee Hae-young] (in Korean). My daily. Retrieved May 23, 2022 – via Naver.