WATCHMEN (2009)

Summary:
A crime-conspiracy story that provided the first realistic look at the behind-the-heroics lives of superhero archetypes. Set in an alternate America, Watchmen follows the costumed hero Rorschach, who is living a vigilante lifestyle because most masked heroes have retired or been outlawed. While investigating a murder, he learns that a former masked-hero colleague has been killed, prompting him to begin investigating a possible conspiracy to eliminate all masked heroes – retired or otherwise.