Oh no, my frail child body is too weak to hold my sword. What shall I do? Oh, I know, I'll punch one guy hard enough to shatter stone and crush the other guy with a boulder.
You know what I think? I think he knew about it for a while and just wanted an excuse to violently beat the shit out of his wife and Gomi, then tighten the leash.
Damn, I thought the maid was a lolicon and a hopeless masochist, but it turns out she was just a hopeless masochist. There’s a much easier route to victory there.