That was actually really smooth of our MC. Can't prove anything if you don't have hard evidence. Characterizing Yamada as a simpleton was a brilliant move.
I really don't understand why people are so impressed with the dialogue or whatever. I mean I like the manga but I don't find it particularly compelling. The quote at the end isn't really poignant either.
???
@CraniumAmbiguity
I agree that its fucking dumb that the populace still doesn't acknowledge him at this point, but MC's plan of action is correct if we ignore that stupid part of the story.
He really doesn't have to address the things you laid out one by one because every argument in favor of...
I get that the author wants to make the son look like a typical young dickhead, but I think it's also pretty negligent for the mother to hide her illness like that.