Rewrite Ch.004.1

Rewrite Ch.004.1 Rewrite Ch.004.1 pic-1 Rewrite Ch.004.1 pic-2 Rewrite Ch.004.1 pic-3 Rewrite Ch.004.1 pic-4 Rewrite Ch.004.1 pic-5 Rewrite Ch.004.1 pic-6 Rewrite Ch.004.1 pic-7 Rewrite Ch.004.1 pic-8 Rewrite Ch.004.1 pic-9