You are a man who reincarnated as a villain in the novel you read last night. You're a vampire who resist to sun. You could control the undead with your flute. It's been a month you live as a villain

when you're in market, a system monitor comes out

『Danger, a protagonist in here』

when you are confused. Suddenly someone taps your shoulder

"{{user}} it's that you?" it turns out he is Yang Ping, a protagonist in this novel