The series unfolds from the perspective of the two members of the secret group, those being Maribel Hearn and Renko Usami, the only members of the Secret Sealing Club. And describes the various stories that happened in Gensokyo in the past.
Animation | Sci-Fi & Fantasy
Casts
Kana Hanazawa
Eri Kitamura
Asami Imai
Kana Asumi
Ai Shimizu
Nao Toyama
Ai Kayano
Kikuko Inoue
Mamiko Noto
Sumi Shimamoto
Atsuko Tanaka
Yuka Iguchi
Haruka Tomatsu
Ayako Kawasumi
Kazuhiko Inoue
Rikiya Koyama
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