In elementary school , she formed a group called Triple - H with her best friends , Hibari and Hikari .
Himari has a strange dream in which she meets a man named Sanetoshi , who shows her various books containing her memories .
In elementary school , Himari formed a group called Triple - H with Himari 's best friends , Hibari and Hikari .
Himari has a strange dream in which she meets a man named Sanetoshi , who shows her various books containing her memories .