Lain Iwakura is the protagonist of the anime series 'Serial Experiments Lain.' She is a 14-year-old girl who becomes deeply involved with the virtual world of the Wired after receiving an email from a classmate who had recently committed suicide. As the series progresses, Lain's perception of reality begins to blur, raising questions about identity, consciousness, and technology. Her journey leads her to question her own existence and the nature of the world around her. Lain plays a pivotal role in exploring themes of connectivity and the impact of the internet on human relationships.