Who knows?Does that mean... you will too...!?The more excellent the magic user is, the more certain the spirit will slowly undermine their body, to the point where they can no longer function.It is as you say...Marisa...We wouldn't know until I fulfill the task now, would we?My grandfather, his father, and even his father's father... Every excellent magic user of the Kirisame, they all died while fighting the disease.