My wife is a sword god

Demons and demons are in chaos, and hundreds of ghosts are roaming at night.
Qin Feng, who accidentally traveled through time, came to this chaotic world. He had no lofty ambitions, just to protect himself and enjoy the rest of his life.
But things don't always go as planned, and outstanding men are always outstanding wherever they go.
The ancestors made a marriage contract, and the gifted eldest daughter of the Liu family became a wife.