@KazumaLee94
Indeed, that got really dark, really fast, for absolutely no reason. Until this chapter, I was able to brush off their homicidal behavior as an extremely blunt attempt at humor.
I mean, who on earth draws a kitchen knife out in public so casually? Obviously just as a 4koma joke, which doesn't really exist in reality.
But apparently, now it's real. She killed someone. And she was extremely obvious about it, to boot.
And now, the suspension of disbelief died together with the girl.