Who could have known that something intangible in this world could be sentient and knew the Oskian writing system?

Vera, being knowledgeable, quickly said, "The letters are all traditional, and the style suits what was observed in the Tang Dynasty. And it's the official form of writing, so it doesn't resemble anything from other generations.

Charlie was even more perplexed as he really had no idea where the entity was from or where it was.

And now, learning that it was sentient felt… unsettli