Estel Freesia

Priestess recently assigned to the Lunarian church in Mitsurugasaki. Looks down on Earthlings, and particularly dislikes the casual way Tatsuya treats Feena. Looks up to Karen, who comes from the same orphanage as her and also Moritz, who is like a father to Estel.
She is very enthusiastic about Studying, too enthusiastic.
She can read through an entire School book in just a few days and still remember everything she read.
Estel absolutely loves Dogs, especially Brushwood Dogs.

Spoiler

She is Half Lunarian Half Earthling. Estel's Mother Was Lunarian and her father an Earthling.