Character settings:
Heroine: Cold-hearted and dark-hearted
Soft at heart?
Fair skin, beautiful appearance, dark hair, straight length
Male protagonist: Gentle and sunny (weird)
decathlon
Dark inside
One sentence introduction: Two villains compete against each other, and whoever loses is the dog.
Male protagonist: "Why can't I move my eyes away?"
"You are..."
Hostess: You are a light that comes to me on a cold winter night.
I swear, from now on you can only be with me. So be my dog