A Sharp Sword to Protect the Country summary:
Read manga A Sharp Sword to Protect the Country Lin Xiao, The nine star commander in chief of dragon kingdom, was betrayed by his friend, and became a fool overnight. He was humiliated. Thanks to his fiancee Qin Wanqiu’s constant care for two years, Lin Xiao finally regained his mind and vowed that he would protect Qin Wanqiu, and would make those who humiliated him return ten times!