Natsume, Kitamoto and Nishimura take a trip to an old inn to spend some time doing their homework. Surrounding the inn there is a lake; in which is believed to live a mermaid.
Elenco:
Hiroshi Kamiya
,
Kazuhiko Inoue
,
Ryohei Kimura
,
Miyuki Sawashiro
,
Sanae Kobayashi
,
Akira Ishida
,
Hisayoshi Suganuma
,
Miki Itou
,
Eiji Itō
,
Kazuma Horie
,
Junichi Suwabe
,
Rina Satou
.
