 When Aunt Rosa places her dog, Hector, in Eddie s charge and Hector wanders off, Eddie is in a panic. While his friend Johnny searches, Eddie goes to school, where Miss Toliver is teaching a lesson on distance, time and speed. When class is over. Johnny and Eddie find themselves racing against Manhattan traffic to save Hector, while viewers find out from professionals with the New York Metropolitan Transit Authority just what it takes to move millions of people around the city every day. With some help from an eager subway guard and Hector s favorite hot dog vendor, Gus (Jerry Stiller), Eddie and Johnny get on the right track. But in the final stretch, rescuing the dog depends on an understanding of distance, time and speed.