Just as Vietnam had changed O’Brien, it had changed her as well. In just a few weeks Mary Ann was no longer a sweet, innocent girl but a soldier that felt at peace with the war (O’Brien 93-94). Just as Mary Ann was, O’Brien was forced to find his inner truth about himself because of the war and now that he had, he did not like who he had become. Although he had only been in Vietnam for less than a year, what he had seen and dealt with was far beyond what any person should have to, and with that, comes certain psychological and emotional