If the target person was a member of the Holy Place, then the breakthrough point would be with those involved in Biological Alchemy, as only this branch of alchemy deeply researches the habits of Demonic Babies.
…Ah?
…Biological Alchemy again?
Xia Zhou controlled himself, not scratching the back of his head, silently lamenting in his heart. Biological Alchemy did appear to be an alchemical discipline that easily led to problems...Biological Alchemists have contact with demons all day, and if they're not careful, they could be targeted by Mixed-blood Mages who are possessed by the demon.
Xia Zhou calculates again, flips through a notebook in front of him, and begins to read carefully.