How does charlie babbitt fit the description of a narcissist?

Charlie Babbitt, the protagonist in "Rain Man," exhibits traits of Narcissism through his initial self-centered behavior and a lack of empathy for others. He is primarily focused on his own needs and desires, particularly in his pursuit of his father's inheritance, often disregarding the emotional well-being of his autistic brother, Raymond. As the story progresses, however, Charlie's character develops, revealing a deeper understanding of relationships and a capacity for empathy, which contrasts with his earlier narcissistic tendencies.