Celes (セリス, Serisu) is a half-human, half-lizard beastman, she approaches Genzō to become his apprentice. After initially turning down her request, he eventually agrees after he realizes she's part lizard and that her belly and midsection are scaly. Celes is a determined, strong-willed and friendly woman. She got angry when the male adventurers harassed her but easily forgave them after they apologized. Celes showed efforts while training with Genzo as she wanted to prove herself to other guild adventurers. She also seemed shy when Genzo discovered her scales on her belly but later surprised when he did not disgust her.

Kemono Michi: Rise Up
Professional wrestler and animal lover Shibata Genzo is suddenly summoned to another world. Greeted by a princess, she requests to get rid of the evil beasts roaming in this world. Outraged that he was asked to kill monsters, Genzo German suplexes the princess. Unable to get back to Earth, he decides to live a peaceful life and manage a "monster" pet shop.