"I'm sorry but I—" [ How should one word this? He doesn't want Alucard mad at him, but... ] "I can't rest any longer. I'm afraid I've started to feel more unwell from lying still than from my wounds. In any case, I've endured worse than this many times before."

[ Mathias scolded him similarly, too. ]
"...So what are you sorting now?" [ Leon ungracefully attempts to change the subject. ]