I Am a Special Soldier: Return to the Tang Dynasty and Become the Duke of the Country

Zhang Aman, a modern special soldier, traveled to the Tang Dynasty to open a tavern. By chance, he made friends with powerful people and accidentally got involved in a family dispute. With his rich modern knowledge and strong military skills, Zhang Aman was named the Duke of the country by Li Shimin and adopted as his son-in-law. Together with his friends, Zhang Aman created the prosperous age of Zhenguan.