A broke Momoka discovers a treasure map?! How does the Survival Game Club's treasure hunt end?! National idol Yammy suddenly gained weight?! The Survival Game Club helps her diet, but Momoka's intentions... The Survival Game Club gets lost in the jungle. A mysterious creature watches them. A magnificent battle to the death begins between the Survival Game Club and their invisible enemy.
Today we'll search for treasure in 
the town Sonokawa used to live in.
Heute suchen wir in der Stadt, in der
Sonokawa gelebt hat, nach einem Schatz.
Hoy buscaremos el tesoro en la ciudad 
en que solía vivir Sonokawa.
Hoy buscaremos el tesoro en la ciudad 
en que solía vivir Sonokawa.
Hoje vamos procurar o tesouro na 
cidade que Sonokawa morava.