The expedition crew start (literally) digging into the case of a buried treasure that was supposedly hidden away by the Banagawa shogunate, hundreds of years ago. Will this wild goose chase net them enough ratings to save them from the corporate overlords at Nanazon?
If you want the expedition 
crew to survive this...
Wenn ihr wollt,
dass das Expeditionsteam bleibt, …
Si quieren salir vivos de esta…
Si queréis salir vivos de esta…
Si vous voulez protéger l’équipe…
Se volete che la squadra spedizioni sopravviva,
Se querem que o time
de expedição sobreviva...
Чтобы Природники смогли выжить...