Himeno is a sweet, shy little centaur girl. In her world, everyone seems to be a supernatural creature, and all her classmates have some kind of horns, wings, tails, halos, or another visible supernatural body...

Sagawa-san is a high school girl with a personality that can't abandon people in need. She goes to visit her classmate Mizuno-san, who was absent from school, but she sees her outrageous state...!?