In the Haibei People's Hospital, Qinghai province, China, the present-day on the night of a full moon, a patient is murdered by a syringe through her chest. This adds stress to the hospital's heart surgeon Gu Zhen Sheng who had recently lost his wife Xia Xue to an illness. Since his wife's death, Gu has been suffering from nightmares that have affected his work, and Xia Xue's younger sister, Nurse Xia Xiao Yu also is emotionally disturbed.
吳鎮宇
as Dr. Mai Xiangyu
任達華
as Dr. Gu Zhensheng
Yao Di
as Wu Xinyao
Liu Yuefei
as Liu Yuxin
Li Nian
as Wen Miao
