[Eye widening as the boy intentionally deepens his wound, the split second of shock costs Conrad the vital moment he could have used to right himself for a defense. His left arm isn't entirely without healing capabilities, but he'd certainly rather reserve his energy if possible -- ]
[Unfortunately, with the range so close and the boy so quick, it's impossible to avoid. His left forearm meets the attack, forced between those waiting jaws. Conrad's eyes glow with an increased intensity, the only visible reaction he has to being bitten.]
[He jerks his arm, hopefully knocking the boy off balance and freeing his arm in the process -- he's incredibly strong, so hopefully this mad stranger can't withstand the equivalent of a whack with an anvil...]