内容简介
Geronimohasalwaysbeenafraidymouse,andhissuper-sportyfriendBruceHyenadecidesthatheneedstohelpGeronimolearntokeepcalminextremesituations.BruceputsGeronimotothetestthroughencounterswithscaryanimalsandweatherinconditionsrangingfromthedeserttotheNorthPole.AfterBruce'scrazytraining,anaturalweatherdisasteroccursonMouseIsland.WillGeronimoprovethathetrulyisasupermouse?