He waited for a while, then knocked again. It was, after all, a big house. Maybe she hadn't heard him. And there was, of course, the distinct possibility that she just didn't want to talk to him, which he couldn't blame her for. "Come on, Soph," he said, mostly to himself. "I'm sorry."
After another minute or so, he started to turn to walk away, but felt something pulling him back. Maybe it was just guilt or sadness or not wanting to lose one more friend. But he walked along the side of her house and spotted an open window where he thought the bedroom was. It'd been weeks since he'd last shapeshifted, but he didn't give it a second thought as he fluttered up to her window.
"Sophie?" He couldn't see her, just a heap of blankets on the floor.