When the family heater runs out of kerosene, the brothers find themselves in an underground village populated by a tribe of Dayon people.
Elenco:
Jun Fukuyama
,
Aya Endo
,
Yuichi Nakamura
,
Kazuhiko Inoue
,
Miyu Irino
,
Hiroshi Kamiya
,
Sachi Kokuryū
,
Kujira
,
Daisuke Ono
.
