Thunder rumbles on a stormy night. At a certain house where Ryousuke, a high school boy is currently home alone, the phone rings just moments after the power goes out. Then a flash of lightning displays the shape of a person outside the window...
Wh-Who's there?
مـ-من هناك؟
W-Wer ist da?
¿Quién es?
¿Quién es?
Qui va là ?
C-Chi c'è?
Q-Quem é?