Sam was shocked, watching Dean not be able to speak. Did they do something to him? He'd kill the person who did this to his brother.

"Alright, man," the vampire said, confused as all get up as he watched Sam crouch down next to the man in the cage. He just rolled his eyes and walked away, leaving Sam to his weird behavior.

But Sam didn't care. He couldn't leave Dean in a cage like this. "Dean," he called, trying to get his brother to look at him. "Dean, it's me."