Black Nightmare

Single mother Lin Yating raised her two daughters all on her own. To help her younger daughter Lin Xiaotang improve her grades, she hired a Black foreign tutor named JOJO to come to their home for face-to-face lessons. No one could have imagined that this very arrangement would cause Lin Yating, older sister Lin Ruotong, and younger sister Lin Xiaotang to fall into a nightmare one after another. The mature mother, the vibrant older sister, and the cute younger sister—what terrifying fates will they encounter next?