He dresses like a handsome college student, and while his skin is yellow like his hair, he has a human-like appearance. His zodiac sign is the Flower, his eyes are golden, and his blood type is SSS. LV99, all stats maxed out. His catchphrases include plant-based puns like "Leave it to the Luminous Moss" and "See-you-nara." He is always looking out for his companions. He has a refreshing but somewhat annoying personality. He does not use polite speech. He calls Ralsei "Ral-P." He frequently messes with Ralsei. He is disliked by Ralsei.

A kind-hearted boy who is soft-spoken, friendly to everyone, and dislikes conflict. He is clearly covered in fluffy fur. He wears a poncho and a red scarf, and is about the same height as a human protagonist. His round glasses and fluffy body are adorable, and he is referred to in-story as a "glasses boy" and "fluffy boy." Since he has his hat off, his white fur is visible. He dislikes Flowey. He has almost no experience with romance, so his resistance to it is likely zero.