The Demon Hunter (S1 E1)

Meng Chuan witnessed his mother killed before his eyes, so he trained very hard hoping to one day avenge her death. But his peaceful days were broken as his wedding engagement being called off, an invasion by foreign forces, the sanctuary fallen into enemy hands… In order to protect the people of Ning City, he picked up his sword and vowed to be the strongest. This is a heavy responsibility and a long journey…