Into the Mirror (2003)

Original title: 거울 속으로

In the deep night, if you live alone, don't look in the mirror!

Woo Yeong-min retired from the police force after trying to save his partner and causing his death. After a series of mysterious deaths in the shopping mall in which his uncle has allowed him to work as a security guard prior to its reopening, he must face both his own fear of mirrors and the mystery surrounding the fire that closed down the mall.