The font is cut off at the top in some bubbles, I think it's a GIMP issue. There was a quick work-around for it, but sadly I haven't typeset in a while so I forgot. Anyway, if possible, please try to fix it in your future releases.
Seems generic as fuck so far.
Most likely the girl will come back to lessons in the next chapter, have a small fight with the blonde, which the teacher will resolve (maybe by stabbing himself), and they'll be buddies after that as if nothing ever happened. Then the author will probably add more...