The Mushlets love Mush-Mush's heroic stories. But when they demand to see him actually do something heroic, Mush-Mush feels he can't back out - and so ends up stuck up a cliff. Relieved to be rescued by Chep and Lilit, Mush-Mush is about to admit that he isn't a hero when the Mushlets find themselves in danger. Now Mush-Mush has no choice but to be a real hero!