Some people have trauma, jerk. The plates on the metal arm shift, but instead of the standard electric whirring sound, they clatter and saw against themselves menacingly.

"All right," they say simply. And this time it's not even an internal argument: they let him go. Between the shut-down, the general assholishness, and the fresh blood running down their back now, they absolutely cannot handle more confrontation.

Maybe they'll creep around to follow him later. Make sure he stays safe, and gets back to normal eventually.