The little... the standoffish one? [what is a tsundere. he doesn't know, but scara is small enough to guess at who he means.] I don't disagree on the other one, either, but at least he comes off as stable enough so far.

[i don't know his canon i hope he is in fact absolutely off the shits in secret.]

With enough motivation, though... it's hard to say who might be driven to it.