I Protect the Light at Night

One night a hundred years ago, under the red moon, the mystery descended for the first time, causing countless casualties. After that, every sunset, there were always unknown monsters running rampant on the streets. People outside were either missing or died tragically. Only by hiding in the house and locking the doors and windows could one possibly avoid the disaster. I don't know when it started, but there was a group of people at night. They were fighting to the death with the secrets that were coming from everywhere. They wanted to find out the cause of the secrets. Bai Sheng accidentally came into contact with them one night...