When a powerful developer named Mr. Scheck wants to knock down all the stores and houses in Arnold's neighborhood to build a huge "mall-plex", it looks likes the neighborhood is doomed to disappear. But with the help of a superhero and a mysterious deep-voiced stranger, Arnold and Gerald will need to recover a crucial document in order to save their beloved neighborhood.
When a powerful developer named Mr. Scheck wants to knock down all the stores and houses in Arnold's neighborhood to build a huge "mall-plex", it looks likes the neighborhood is doomed to disappear. But with the help of a superhero and a mysterious deep-voiced stranger, Arnold and Gerald will need to recover a crucial document in order to save their beloved neighborhood.