Saikawa and Nishinosono return to the camp, putting off trying to find a solution to the case. But they can't stop thinking about it. They go back to the lab and investigate Dr. Shiki's rooms again, where they find a strange number that is a clue.
"Everything...
...كل شيء"
"Todo se vuelve F".
"Todo se vuelve F".
Tutto sarà... F.
"Tudo...