[Wow, did he actually get some sass back? Usually he'd expect it from someone on Gintoki's level of sadism or Hijikata's obvious hate for him. He blinks a little bit, pointing to his eyes.]

Ah, so it's one of those birth defects. I guess I can't say much about my eyes, either. Red is a nice color, isn't it? [Well hers isn't red, Sougo, but where the hell are you going with this...]