D Detectives follows Scarlett, the founder and lead detective of the Defeating Bully Brain Organization, as she recruits candidates to fight back against their Bully Brains and then pay it forward. She works with Alice, Noah, and Ava, who each have different types of Bully Brains. Will the trio be able to use Scarlett's technique to defeat their Bully Brains? Can they use those skills to help others? How to Defeat Bully Brain: OCD Detectives is a great introduction for kids to learn about the various types of Bully Brains that can affect those with obsessive-compulsive disorder (OCD).