Shan Tieguan lay weakly on the cold hospital bed, and images of humiliation that were unforgettable flashed through his mind - his mother-in-law's eyes widened with anger, and she slapped him hard on the face, spitting and yelling: "I have been unlucky for eight lifetimes to deal with you as my son-in-law! Even if you are blind, you are still a loser who can't do anything!"