If everything turns out great, she can get an antidote for the zombie virus and put the apocalypse to an end, the system will leave her.
At that time humanity will have to fend for themselves.
The reality is, that even if they get over the apocalypse, they would lose.
The aquatic animals have gone extinct. Other animals have gone extinct too. Lives have been completely disrupted, and ecosystems are in shambles.
Humanity, even after surviving the apocalypse, would face an irreversible loss of biodiversity.
The oceans, which once teemed with life, were now barren, and the land wasn't much better.
Without these natural resources, the world would struggle to recover its former balance.
Su Jiyai sighed, realizing that even if the apocalypse ended, it wouldn't mean everything would go back to how it once was.
[Host you are thinking too much. For now, you have me.]