Daisuke locks Takei up in the basement of the Kambe residence. Cho-san interrogates him to find out who the mastermind is behind all of this, but Takei is shook with fear and refuses to speak. Daisuke discovers that the reason why HEUSC is being uncooperative is related to his parents’ research. Kato goes through the documents that Cho-san gathered in his 19 years of investigating the case and finds an important photo.
It's about HEUSC. It seems it's one step
ahead of us and erasing information.
.يتعلق الأمر بهيوسك 
 .يبدو أنه يسبقنا ويمحو المعلومات
Ich möchte mit dir über HEUSC reden.
On a un problème avec Husk.
Riguarda HEUSC. Sembra sia un passo
avanti a noi e stia cancellando informazioni.
É sobre HEUSC. Parece que ele está um
passo à frente e apagando informações.