Laura Harrier plays the character of Millie Montag in this dystopian drama film based on the novel by Ray Bradbury. Fahrenheit 451 is set in a future where books are banned and burned by the government. The film follows the story of Guy Montag, a fireman who begins to question his role in society. Laura Harrier's portrayal of Millie Montag brings a sense of vulnerability and complexity to the character, highlighting the consequences of a society devoid of literature and critical thinking.