Overview
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.
Trailer
Cast
Kyoko Yoshine
Aya Chiyono (voice)
Takumi Kitamura
Mamoru Suzuhara (voice)
Haruka Michii
Saki Akutsu (voice)
Makoto Koichi
Malet (voice)
Megumi Han
Kaori Yamazaki (voice)
