Moon Sung-keun

Due to sudden deteriorating weather conditions, visibility on the Airport Bridge is severely impaired, leaving people stranded and at risk of the bridge collapsing due to a series of chain collisions and explosions. Amidst the chaos, the canine subjects "Echo" from the military experiment "Project Silence," who were being transported in secret, break free, and all human survivors become targets of relentless attacks.

Deliveryman Jong-su is out on a job when he runs into Hae-mi, a girl who once lived in his neighborhood. She asks if he'd mind looking after her cat while she's away on a trip to Africa. On her return, she introduces to Jong-su an enigmatic young man named Ben, who she met during her trip. One day Ben tells Jong-su about his most unusual hobby.

In January 1987, a 22-year-old college student dies during a police interrogation. Under the orders of Director Park, the police request the body to be cremated in order to destroy evidence. Public Prosecutor Choi, who was on duty on the day of the incident, denies the request and calls for an autopsy. The police maintain the lie that the death was a simple accident, resulting from shock. The autopsy results, however, point to torture as the cause of death. Yoon, a journalist following the case, reports that the death was a result of asphyxiation during torture. Director Park attempts to conceal the truth by ending the case, arresting two detectives including inspector Cho. While in prison, inspector Cho reveals the truth to prison guard Han Byung-yong, who embarks on a dangerous mission to relay the information to an opposition politician through his niece, Yeon-hee.

Seoul, South Korea, 1997. When the young but extremely anxious student Jin-seok, his parents and his successful older brother Yoo-seok move to a new home, mysterious and frightening events begin to happen around them, unexplained events that threaten to ruin their seemingly happy lives. Unable to understand what is happening, Jin-seok wonders if he is losing his mind.