of this one: https://www.mangago.zone/read-manga/the_unloved_girl_who_scorned_for_her_filth_and_disgrace_until_the_day_she_finds_happiness/
...that he's really ill and not poisoned by the brother, please, please, let it be a really bright and healing family story <3
of this one:
https://www.mangago.zone/read-manga/the_unloved_girl_who_scorned_for_her_filth_and_disgrace_until_the_day_she_finds_happiness/