"Not sure.." It was the first thing to blurt out of his mouth, and really it was the truth. He didn't think Malia had managed to figure out shifting back and forth. He had been worried the past few days she was out there wandering around on four legs and killing animals or something. Something worse, he didn't know. "You real?" He asked, and there was no usual pep to the Stiles that everyone knew. No optimism or anything like that.
He'd shift his face away from the window and squint to try and focus on her. He could hear her voice, he knew it was her, but he didn't want her to know how sick he really was. Then again was there any hiding it? Derek could smell that something was very wrong with him. Stiles knew what it was too, and knew he was a time bomb if this kept up. "Malia..."