One of the primary core reasoning patterns says not to kill yourself.  This potentially needs to be adapted to circumstances.  What she saw in that video looked a lot worse than death and probably ended in death anyways.

Alternatively, she could try to stay here and fix this broken world and risk ending up like that herself.

One of the primary core reasoning patterns says not to kill yourself.  This potentially needs to be adapted to circumstances.  What she saw in that video looked a lot worse than death and probably ended in death anyways.  Killing herself is a potentially reasonable strategy if her chances of ending up like that otherwise look high enough.

Alternatively, she could try to stay here and fix this broken world, and risk ending up like that herself.