"Yes, it is. If you slip back and forth, and if you started it, your death should end it all. Unless you know exactly how to make everyone not werecreatures." Dean shifted a little, watching the wolf move. He understood that the wolf didn't want to die; he knew he wouldn't want to die in the wolf's place.
"Things have to change now, or it will get worse." He wanted to just shoot the damn thing, but he couldn't. It actually seemed wrong to do to the beast. It wasn't like it had killed anyone. This wasn't the werewolf he knew.
"So, unless you got another idea, I gotta do it." He sighed softly. "I know, it bites, but it has to happen."