Read it through once

“Oh, nothing, dear,” he said from within. “I am so sorry I disturbed you! But the reason is rather an amusing one: I fell asleep and dreamt that I was fighting that fellow again who insulted you, and the noise you heard was my pummelling away with my fists at my portmanteau, which I pulled out to-day for packing. I am occasionally liable to these freaks in my sleep. Go to bed and think of it no more.”