The father still shouldn't have thrown her out. An unruly child isn't just born that way, they are created. Kicking her out will not change her, she doesn't know another way to act.
Maybe the story is set back when the burger chain "Jack in the Box" in the US had the e. coli outbreak. So it wasn't a poisoned burger, but an improperly cooked burger? 🤣
Oof...
You can really tell when a manga author is male and has minimal idea how the female mind operates.
Thousand golden lives sounds like either a typo or something that can't be translated into English