I understand what you mean, and I probably would be able to follow the story in a general sense, but if I miss muddled words and can't be sure of what they were, it ruins the dialogue a bit for me.
By the way, one thing strange is that there is a button called "Captions" in options, but it doesn't seem to do anything.
Are they dead? Yes. Unlike you they have but one life...and they wasted it for your sake!