The monster on the 1st floor is gone, and the monster that's on the 2nd floor is still there. It's just a single monster, and it's locked in the hallway. The only way out is to stab the monster in the head with his arm. He's about to stab him when he hears the sound of his arm prickle against the monster's head. He can't believe what's going on, and he's sure that this is the same monster as the ones on the other floors. He wonders if his arm's reaction to the sound is