Description
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.
Casts:
Kyoko Yoshine
Takumi Kitamura
Haruka Michii
Makoto Koichi
Megumi Han
Rie Miyazawa
Takahiro Sakurai
Takeo Otsuka