The Lingering

Ku zak is a movie starring Bob Yin-Pok Cheung, Kai-Chung Cheung, and Athena Chu. A mother and her son are disturbed by a the presence of a stranger as they await for the return of the father from work.
On New Year's Eve, Qingyi (Athena Chu) and her son, Dawa, were waiting for her husband to come home from work but he never showed up. Meanwhile, Dawa keeps seeing a stranger who is invisible to Qingyi. Leaving Dawa under the care of her neighbour, she heads to the village to find out her husband’s whrereabouts. Qingyi returns home and sees a stranger hiding in her house…