Answer:
Well I have 2 reasons why...
Explanation:
1. See that bottle right there on page one on the bottom of the cart? I think that's poison (I can't see it cause it's a bit blurry)
2. She choked on something or she ate too much
Hope this helps :)
They had disliked each other and did not want to talk with each other and that they had to kinda go through the same issue and talk it out with each other