As stated above I believe it could go both ways
At first, I thought he might consider her a threat, since she attract too many strong ones (ie notice how all of her encounters are literal life threatening cases) because she can see them probably even more vivid than Ron (ei Michiru case, she saw tentacles, but he didn't). But, when he said he on HER side. It feels like a head up that he won't hurt HER but probably her dad and Michiru.

Did anyone get what the old man said at the end?! I don't understand it and it makes me nervous