"No..." The Apprentice's brow furrowed a moment. "She used to be human. She's not anymore. She's something different. Only one like her, where I fell. Maybe she's not different where she comes from, but she's not from the universe I fell into.
"There's a Doctor who doesn't sound a lot like a storm. He's sunlight and rain, and clouds in the distance. The storm is there, it just didn't scare me. Storms aren't always scary. One of them showed me how to make walls around my mind, I've never done that before. It's nice, makes everyone quieter in my head. He sounded like a storm all wrapped up around itself, and he was scary a little, but he helped.
"Maybe the storm is like chaos? Scary sometimes, but not always? But all loud and bright and dark and changing all the time." The Apprentice looked at Koschei with a hopeful expression, as if looking for someone to tell him he'd gotten an answer right, or at least not all wrong.