The two who have established a good teacher-student relationship return along the passageway to the central hall equipped with 21 doors, each leading to a different special containment chamber.
Considering that the teacher's door number is [19], and its containment number is also [Original-019],
Han Dong speculates that these 21 doors may correspond to the earlier numbered [Original Containment Area].
Han Dong asks, "Are these the areas for the first-generation original containment? Corresponding to numbers 1 to 21?"
"That's not how it is.
This place was re-established by our so-called 'Uncontrolled Entities' as a committee, and all those selected as committee members are brainy and powerful individuals.
As for me, I simply prefer the number 19."
"Committee..."
"That's right, although we have already mastered the committee, gaining about 90% control of the B.B.C.
