@exxp the mother is right to show concern when strange people teaching her daughter without her permission or at least notice, but her demeanor is disrespecful and focus to pin the blame on others, and humiliating her child in the process.
On this case, even if you should respect others to the same degree you want to be respected, Kanji is on
his house while witnesing that woman badmouded Chris. He has every right to draw the line when a guest overstayed their welcome