Summary of the first season of the show, as seen from Rikka's perspective with new elements.
| Actor | Role |
|---|---|
 Soichiro HoshiMakoto Isshiki (voice) | Makoto Isshiki (voice) |
 Chinatsu AkasakiShinka Nibutani (voice) | Shinka Nibutani (voice) |
 Maaya UchidaRikka Takanashi (voice) | Rikka Takanashi (voice) |
 Jun FukuyamaYuuta Togashi (voice) | Yuuta Togashi (voice) |
 Sumire UesakaSanae Dekomori (voice) | Sanae Dekomori (voice) |
 Eri SendaiTouka Takanashi (voice) | Touka Takanashi (voice) |
 Azumi AsakuraKumin Tsuyuri (voice) | Kumin Tsuyuri (voice) |
 Kanae OkiChimera (voice) | Chimera (voice) |
 Hiroshi NakaRikka's Grandfather (voice) | Rikka's Grandfather (voice) |
 Junko IwaoRikka's Mother (voice) | Rikka's Mother (voice) |
 Juri NagatsumaSatone Shichimiya (voice) | Satone Shichimiya (voice) |
 Kaori FukuharaKuzuha Togashi (voice) | Kuzuha Togashi (voice) |
 Mami ShitaraYumeha Togashi (voice) | Yumeha Togashi (voice) |
 Kikuko InoueNanase Tsukumo (voice) | Nanase Tsukumo (voice) |
 Yuri AmanoYuuta's Mother (voice) | Yuuta's Mother (voice) |
| RRieko OdaStudent A (voice) | Student A (voice) |
 Hiroshi KarasudaStudent B (voice) | Student B (voice) |
 Daisuke MatsuoTeacher (voice) | Teacher (voice) |