To the north of the Great Qi empire, there was an extremely city called Thien Thuy Thanh. Thien Thuy Thanh is a vital community in the north of the Great Qi dynasty, this area greater than a hundred years earlier was just a little and insignificant citadel like lots of other citadel, yet since Di Tan in the north, Dai An was founded. Throughout the reign of the emperor, all changed the new emperor of Dai Qi after he rose the throne due to the fact that he was fretted that Emperor Tan would certainly discover himself as well as rebuild this Thien Thuy Citadel right into the surest line of protection against that.