The document provides an analysis and comparison of the graphic novel "Batman: The Killing Joke" by Alan Moore and the 2016 animated film adaptation directed by Sam Liu. While the film adaptation captures the dark tone of the source material, it received mixed reviews compared to widespread praise for the graphic novel. A controversial addition in the film was a 30-minute prequel focusing on Batgirl that included a questionable sex scene between Batgirl and Batman not present in the original story. There were some ethical debates around content in both the graphic novel and film regarding depictions of violence and rape.