In the process of investigating Director Shindou's murder, Nishinosono and Saikawa learn the details of Shiki's multiple personalities and the murder of her parents that took place 15 years ago. The two of them try to figure out what she was thinking in order to find a clue.  In doing so, Nishinosono is forced to confront her own past.
The killer used her severed right 
hand to open the door?
استخدم القاتل يدها اليمنى المقطوعة لفتح الباب؟
Der Täter hat mit der amputierten
Hand die Tür geöffnet …
¿El asesino usó su mano 
cercenada para abrir la puerta?
¿El asesino usó su mano 
cercenada para abrir la puerta?
Le coupable a ouvert la porte
en utilisant cette main ?
L'assassino... ha aperto la porta
con la mano tagliata...
Você está querendo dizer que o assassino abriu
 a porta usando o braço direito amputado?