本片是一部Horror片，由Kwon Ho·young导演，由Kim Seo·hyung/Kim Yoo·jung/Jo Young·jin主演。
剧情简介：A woman moves into an apartment house with her daughter. But her daughter begins to be haunted by a mysterious ghost on a hidden floor.
外文名：어느날 갑자기 두번째 이야기: 네번째 층
类型：Horror
导演：Kwon Ho·young
演员：Kim Seo·hyung / Kim Yoo·jung / Jo Young·jin / Kim Young·sun / Kim Ja·young / Lee Hwang·eui
