Question: Im Not Ashamed is a biographical drama film, based on what massacre involving two American spree killers Eric Harris and Dylan Klebold, who killed 13 people and wounded 24 others? 
Sentence (from "Super Columbine Massacre RPG!"): The game begins on the day of the shootings and follows Harris and Klebold after their suicides to fictional adventures in perdition.
Relevant evidence: No