Hanabi Yasuraoka

At the beginning of the story shes in love with Narumi Kanai her childhood friend who is now her teacher. She immediately realizes that Narumi is in love with Akane Minagawa and not her. She meets Mugi Awaya who is in love with Akane and starts a relationship with him to satisfy each others loneliness. She has different attitudes with each character: shes cheerful with Sanae Ebato her best friend timid with Narumi Kanai and sincere with Mugi because she trusts him a lot.