He wasn't about to hang back and let something bad happen to Saix or Ven. He may complain about being 'stuck' with Ven, but he wouldn't actually let any harm come to the boy if he could help it.

He runs, looping around at a distance so that he's standing in the way, keeping a good fifteen feet or so between them.

"Oh yeah? Can't imagine what business you think you have in my apartment old man."