Another distinction of this film. Is a narrative about the "problem" where the character ever face. While other movies often tell of the people out directly. But it chose to tell indirectly through visual flash-back or tell the story from someone else. What happens is that while we don't know what the real problem of these is, but we know that the problem that each person ever faced it. " big and bad", though but at the same time we do not feel lavishly drama with them. Because what the film wants to convey it. "No matter what you have experienced in the past. It is important to present "This makes many people liking this movie. Because even though we do not always have to live like Charlie or the other characters in the story. But we can absorb the feelings and emotions associated with the film is not difficult.