When corrupt developer Schek threatens to buy the run-down urban neighborhood where a fourth grader Arnold lives, and now Arnold and his cool-as-ice best pal Gerald are on the biggest mission ever to save their neighborhood as they go up against a powerful industrialist who invades the city and buys everything in sight so he can knock it down and erect a huge "mall-plex." It's up to Arnold and Gerald to save their neighborhood before it's too late and they'll have to move somewhere else. But with the help of 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 at all costs.
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