[ He'll stop talking about parents for the both of them, since it's clear they're inexperienced... ]

Oh, definitely. The desperate with vengeful wishes that they want fulfilled, no matter the price to themselves. Or someone else. Very par for the course.

[ ... ] Honestly, I could probably do something about her, if the danger is that her subconsciousness has been suppressed by something. But awakening her would only be a temporary measure. We shouldn't be incompatible, since the whole snake-father business, but if she's really a goddess... I don't know how effective it'd be to be under another god's protection, let alone one from another world. [ It's complicated. And well. He doesn't even want to offer his services to the witch. ]