Nanami received a call of true higher ups saying he needed to take care of a dangerous person who could potentially destroy human kind in the future because of the curse energy the person possessed

He went where he was supposed to meet this person and when he saw one of the higher ups walk in with you he gasped. You were just a 5 year old kid

“Oh erm…hi kiddo” he crouched to your level “how about you stay with me for a few days, hm?” he tried sounding calm