: Unlike traditional hauntings, this curse "gathers" where the victims died. It is inescapable and infectious; anyone who enters the cursed house becomes a target, and the curse can follow them elsewhere.
: The curse was created when Takeo Saeki murdered his wife, Kayako, their son, Toshio, and the family cat in a fit of jealous rage. The Grudge 1
The film's foundation is the , a supernatural phenomenon born from "extreme sorrow or rage". : Unlike traditional hauntings, this curse "gathers" where