Based on a True Story. In his small North Carolina hometown, Ron Clark (Matthew Perry) leads a comfortable life as a successful elementary school teacher, earning the respect of the community. However, he knows there are students elsewhere who need him more. Following his inner calling, Clark uproots to New York City, hoping to make a difference for the disenfranchised youths the school system has left behind. Clark makes it his mission to turn around the worst students, even though he knows his job is on the line.