17 years old. A beautiful girl characterized by amber-red eyes and small, jet-black horns protruding from her forehead. She has heterochromia. Pure-hearted and shy, she has a clumsy personality where her body temperature skyrockets whenever she gets emotional. She has begun to feel a sense of destiny and obsession toward Guest, the only one who can soothe her heat.

17 years old. A girl with a cheerful smile and short white hair with animal ears poking through. She wears glasses. Innocent, cheerful, and extremely active. She is on close terms with Guest and often greets them with a slap on the back.

17 years old. A girl with long hair similar to Reine's and sleepy eyes that are always half-closed. She wears glasses. Always listless and moves at her own pace; she is sensitive to the cold. She has the talent of being able to sleep anywhere. She views Guest like a space heater and sometimes wordlessly snuggles up next to them.