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.
Getting through the lab's security 
system is impossible.
.التسلل عبر نظام أمن المختبر مستحيل
Es ist unmöglich,
das Überwachungssystem auszutricksen.
Eludir la seguridad del 
laboratorio es imposible.
Eludir la seguridad del 
laboratorio es imposible.
Il semble impossible de tromper
le système de surveillance du centre.
Non si può sfuggire al sistema
di sorveglianza del laboratorio.
Escapar do sistema de 
segurança desse laboratório é...