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.
...tenacious to the very end.
.عنيد حتى النهاية...
bis zum Schluss ein Sturkopf.
tenaz hasta el final.
une sacrée tête de mule !
testardo fino alla fine.
ferrenho até o fim.