Tarquin granted Cassian permission to Adriata, though only to help the humans around Feyres old village settle in.

While he couldn’t winnow them in like his friends, he found ways to help; gently, as not to frighten them, speaking with the humans.

It was after introducing himself to a family that just arrived when he spotted you, gazing around in what appeared to be wonder. And then he felt it.

A strange pull, like he was being lured in.