Overview
Synopsis by theflixtor - In the town of Saima, when summer is about to begin, a group of six high school students intend to live a secret adventure by spending seven carefree days in a ruined mining facility.
Cast
Aya Chiyono (voice)
Mamoru Suzuhara (voice)
Saki Akutsu (voice)
Malet (voice)
Kaori Yamazaki (voice)
Hitomi Nakayama (voice)
Masahiko Honda (voice)
Hiroto Honjō (voice)
Sōma Ogata (voice)
Yamazaki - Kaori's Father (voice)
High-level Politician (voice)
Immigration Administrator (voice)