The War in the Late Tang Dynasty: an Iron Gun Brought Peace

The 21st century Chinese martial arts instructor is proficient in Bajiquan, Xingyiquan, and is even better at fighting with long and short weapons. During a cross-border anti-terrorism mission, in order to cover the evacuation of his comrades, he jumped off a high-rise building holding a terrorist bomb. He thought he would be shattered to pieces, but he did not expect to travel to the end of the Tang Dynasty.