Your grandparents sound like really nice people compared to my grandmother, she would curse with hell anybody who was not a Christian Catholic (she'd literally tell that to people face to face when they said 'I have a different religion). Now she has calmed down because of Alzheimer, I guess my family loves her more now that she doesn't curse people randomly.

She still has long term memory though

She still has long term memory though
Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you