"It was a cold morning when I went to visit Emma's House. A lonely house, far away from the city..."Claude, a high school student, pays a visit to his classmate Emma. A game of hide and seek leads Claude to find a strange knife in the attic, and both he and Emma are thrown into an otherwordly realm. This world, haunted by ghosts, is ruled by the mysterious Phantom, who appears only when you're alone. Now they must find a way to restore the house to its original form, and seal back the rampaging