Killua looked at the ceiling, willing his muscles to relax even though he has a schizophrenic psycho listening to his heart apparently. He really didn't want to know what else he was doing. But anyone that close that wasn't Gon made his muscles tighten in anticipation of a fight. He closed his eyes and pretended this was some new form of torture Miruki or Illumi had devised and made every attempt to look bored out of his mind.