Miri Mizuhara

Miri: Ritsu's younger sister. She got absorbed by Bungo. Ayako: It's an AI created by Miri and Ritsu's Father that resembles Miri but she is also Fumiko inside of Ritsu's route. Fumiko: In Ritsu's 3rd route she is trying to save Miri from dying/disappearing in Ritsu past. But she started to have feelings for past Ritsu and disobeys future Ritsu.i Mizuhara: Is the older version of Miri who is trying to save her brother from the super computer. Bungo: A computer program also known as Bingo. It was named Bungo because Miri couldn't pronounce it so her father changed it to Bungo. Friend-kun is actually a little version of their father.