I can read this normally.
Though, they tried to hide mastermind with shadow over his body. You probably know who this is.
It's kind of odd how author makes this 'Hero' have bad vibe to them which is usually other way around. It's really good.
Maybe it's just me. But, those two kid at the last page looks like Dio's lackey in Phantom Blood.
Also, Some of characters look different from the present design a bit. It's just a hairstyle, though.