Unfortunately certain machines that were created to help humans advance in certain fields-- healing, for example-- were only able to function by using the lives of spirits to power themselves.

While I'm sure the humans responsible did not do it with malicious intentions, I could not allow spirits to continue dying that way.

But now... there are people looking for safe alternatives. I'm sure humans will manage to surpass what even they believed was possible.

[Her fondness for humans is also very strong. She has a great deal of faith in them.]