
Why would you need to kill someone who (everyone thinks) gonna die and leave the palace smh

Read the last sentence of this panel : http://www.mangago.zone/read-manga/when_the_villainess_loves/mpn/d_chapter-39/pg-6/
The emperor intentionally doesn't tell the prince about libertia's disease, most likely the prince doesn't know that libertia will die
AAAAA I CALLED IT I KNEW SHE GONNA ASK HIM TO A PROFESSOR EVEN THOUGH I SAID IT AS A JOKE LMAOOO