When Ralph and his pesky cousins accidentally make a mess at the Mountain View Inn, Ralph decides that he'd better take his motorcycle and leave. He persuades his human pal Ryan to take him to school, where Ralph is an instant hit with Ryan's classmates. But Ralph doesn't like being told what to do. Worse than that, his precious motorcycle gets broken. Is Ralph stuck at school forever?
Presents the further adventures of a motorcycle-riding mouse who goes to school and becomes the instigator of an investigation of rodents and the peacemaker for two lonely boys.
