Roseluck was a local living in Ponyville. She was friends with a pony named Bonbon. But Roseluck happens to stumble on a secret that she never knew Bonbon kept. Now that she knew Bonbon was a secret agent, the organization sees her as a threat. But because of Bonbon, Princess Celestia decides to let Roseluck join the agency instead of killing her. But if she proves herself worthy, of course.