Neighborhood) is a 2018 South Korean action thriller film directed by Lim Jin-sun, starring Ma Dong-seok and Kim Sae-ron.

[3] Gi-cheol, a former boxing champion, is appointed as a PE teacher at an all girls' high school in a small village, where a student named Han Soo-Yeon had recently gone missing.

The girl's disappearance is largely a mystery, but Gi-cheol gets a strange feeling about the town after his arrival as all the villagers seem uptight and highly agitated.

Gi-cheol writes a letter to request a search warrant and begins the investigation with his friend Inspector Dong-soo.

While searching for the cigarettes, Gi-cheol finds a cameras hidden in the girl's toilet and discovers it was placed by the art teacher, Ji-Sung.

Dong-Soo checks Soo-Yeon's phone and finds her chat conversation with Lee Seul, who is the madam of a club named Janus which he reports to Gi-cheol before being knocked unconscious by someone.

Ki-Tae had choked Soo-Yeon to death to save his political career and reputation due to Ji-Sung's antics.