Twilight Garden (2000)

Due to an accident, detectives Chi and Wah are demoted and assigned to a police station in a remote village. They meet an old woman and her granddaughter. In order to cure the dementia of her grandmother, the girl re-plants a desolate chrysanthemum garden. Chi offers to help and gradually falls in love with her. But he does not know that he has the "sixth sense" and the girl may not be what she seems.