"The demons here possess people. Slip in, push you to the back, and take over," he explained. "Like being stuck in a small room with no way out, only worse because you can see and hear everything going on and can't do a damn thing to stop it." No matter how hard he'd fought, the only thing that had put him back in control was exorcising the demon.
"The amulet is one way of keeping 'em out. There's a tattoo that works the same way. The last time I was in a fight, I lost it so I got the tattoo." If he was going to have to keep fighting, he wasn't taking that risk again.
He started for the stairwell. "There's a grocery store a few blocks over."