Back to the start(ish) of the story, Arthur McCloud is now alone since his wife is dead and his children ran away. Now he is following them (probably through tracks since it is snowing) He stumbles upon the graves of the McCloud boys at the place where long-arm and butchie bleam kidnapped them. Arthur is mouring their death and feels it is his fault because he was to slow in solving the puzzle as to where they were at eg"With time I create, Invest investigate puzzle solved belated" So now he wants revenge in the form of the blood of who killed his boys.
Back to the start(ish) of the story, Arthur McCloud is now alone since his wife is dead and his children ran away. Now he is following them (probably through tracks since it is snowing) He stumbles upon the graves of the McCloud boys at the place where long-arm and butchie bleam kidnapped them. Arthur is mouring their death and feels it is his fault because he was to slow in solving the puzzle as to where they were at eg"With time I create, Invest investigate puzzle solved belated" So now he wants revenge in the form of the blood of who killed his boys.