Tells a fictional version of the story of historical Tang China diplomat Wang Xuance, centering on his diplomatic journey from Tang Dynasty China to the Empire of Harsha in India in the 7th century CE. When he comes upon a crumbling empire that is now hostile to him he escapes to Tibet and raises a confederation of Tang, Nepalese, and Tibetan soldiers to mount a raid on the Empire of Harsha.
This manga is made by the same author of arslan senki so you can expect a good story from it. The art of this manga is marvelous. The fight scenes are well portrayed. All characters have unique distinct roles. The pacing is also perfect. If you want a medical fantasy story then this manga is for you.