Sean Bateman is a fictional character from the novel "Less Than Zero" by Bret Easton Ellis. He is portrayed as a disaffected young man living in Los Angeles during the 1980s, navigating a world filled with excess and moral ambiguity. Sean is often depicted as introspective and detached, reflecting the themes of alienation present in the book. In the story, Sean's relationships with his friends and family highlight the emptiness of their lifestyles. His character serves as a lens through which the reader can explore the darker aspects of youth culture and the impact of societal pressures on personal identity.