When Toshio fails to turn up at school, his teacher, Kobayashi, pays him a visit. His parents are not to be seen, and Toshio is cut and bruised all over. Kobayashi finds out that Toshio's mother had been in love with him. He finds the mother dead and her gruesome ghost begins to haunt him. The husband later admits to killing her, as well as Kobayashi's pregnant wife. Kobayashi is killed as well and a new family moves in. But the ghost of Toshio´s mother still haunts the house, and the cycle of cruel and mysterious deaths begins again...

Äks Ju-on: The curse.