Proofread this excerpt from a review of the film the perks of being a wallflower. which sentence contains punctuation errors? the perks of being a wallflower is a charming little coming-of-age film based on the novel of the same name. the film vividly depicts some of the struggles teenagers go through on their quest for growth and self-identity. this struggle plays out chiefly through the protagonist; charlie, who anchors the film brilliantly. charlie isn't your typical "leading man" by any stretch of the imagination. however, there's a softness and vulnerability to his character that makes him strangely endearing.