I Hide in a Teahouse and Kill Bad Guys in the Dark Night

Shen Yunchen originally wanted to stay safe, but villains were rampant in the market. Unable to bear the bullying of innocent and weak people, he held a Tang sword and wore a bronze mask to kill murderers in the dark at night, and was gradually involved in the undercurrent of the city. With a rough body, he can cut through the injustice and keep the glimmer of light.