Machine translated synopsis off iQIYI: There is a legend that before the outbreak of the war against Japan, two sisters Sadako and Kawako came to China with their father and fell in love with a Japanese boy at the same time, out of jealousy, the sister Kawako smothered her sister Sadako to death in a wooden box. Years later, as a male radio anchor Ye Hyuk bought a second-hand projector made in Japan from a night market stall, and at any time came to trigger several strange deaths, everything pointed to Sadako, in fact, it was all a novelist's brainstorming.