Ben's about to say that Bitter Biker Betty out there isn't the kind of person that Klaus should mess with, but his last comment makes the thought fly out of his mind as quickly as it came.

Hurt flashes across his face before he speaks. "You think I didn't want to say goodbye?"

There'd been no time for goodbyes. Only Vanya and the world about to fall apart around her. He wouldn't give up being able to help her for anything, but if he had known he wouldn't come out of that room, he would've at least tried to say goodbye.