The Righteousness of the Dragon General General

"Haven't you always wanted to know how my legs became like this?"Dragon General suddenly asked Alexander Xu.
Alexander Xu looked at his legs that had been disabled for thirty years and asked, "Xia Jiuli or Mu Jianchen?"
He had once asked Long Jiang about this matter, but Dragon General refused to tell him at that time. He also once suspected that Dragon General's legs were injured by Xia Jiuli, but now it seems that Mu Jianchen may be more likely.
"Mu Jianchen!"Dragon General gritted...