Grandfather couldn't stand up to his mother-in-law and finally agreed to the marriage. However, he was reluctant to give her away, so he asked Zhao Yun to come as a son-in-law, and changed his name to Gu.,That year, at his mother's memorial hall, Gu Yun swore publicly that he would never marry again in this life and would only have one son.,So, how can one bear the burden for a seriously ill elderly person。