Pokey Pokey

A father starts a journey to figure out the best way to protect his son from seeing filthiness of this crime-ridden city. When it comes to protecting children's innocence, how far will human go? Since children will eventually grow into adults, and every society will always has its light and shadow, is 'shield kids away from sex and violence' really about protecting children's innocence? Or is it about the fear of children growing up?