The shorts also appear on the film 's official site Sony Pictures Entertainment ; fans who volunteered their mobile phone number received surprise calls from Kayako or Toshio .
The series of short expands on the story of the Saeki curse .
The shorts also appear on the film 's official site Sony Pictures Entertainment ; fans who volunteered their mobile phone number received surprise calls from Saeki or Toshio .
The series of short expands on the story of the Saeki curse .