Watchmen is a groundbreaking graphic novel written by Alan Moore and illustrated by Dave Gibbons. Set in an alternate version of the United States where superheroes exist, Watchmen explores complex themes such as power, morality, and the nature of heroism. The story follows a group of retired superheroes who investigate the murder of one of their own, leading them to uncover a conspiracy that threatens the world. With its intricate plot, deep character development, and innovative storytelling techniques, Watchmen revolutionized the comic book medium and remains a timeless classic.