Watchmen (2009)

A group of retired superheroes known as the Watchmen come out of retirement when one of their own, The Comedian, is murdered. As they investigate his death, they uncover a conspiracy that threatens to change the course of history. As they delve deeper into the mystery, they confront their flaws, moral dilemmas, and the consequences of their actions. Their paths intertwine, revealing their relationships' complexities and exploring themes of power, corruption, morality, and the nature of heroism.