Se-jin, a lonely department store employee, moves into a high-rise apartment building. One day she notices that the lights in the windows of the building opposite all start to mysteriously flicker at exactly 9:56pm. She begins to suspect that these occurrences are somehow linked to a series of suspicious deaths in the neighbourhood.
Elenco:
Ko So-young
,
Kang Seong-jin
,
Jang Hee-jin
,
Park Ha-sun
,
Ha-eun Kim
.