His observation isn't wrong. Knowing Wei Ying also has a repertoire of spiritual magic and knowledge on his own.

"Mn, it's in the food as well."

Lan Wangji wished he could offer more, but he haven't discovered his spiritual powers is sealed yet. Sipping a bit on his tea.

"Still, I'm happy that I had found you and you're all right. If this ever happens again with you being small, at least call for my help."