No One Can Beat Me in My Bgm

I'm Li Mu, I didn't expect that I traveled through time. In a strange world and a strange environment, the only thing I can protect myself from is the knowledge of my previous life. If I want to survive in this cruel world, I must find a supporter, otherwise I can only be at the mercy of others. But I didn't expect that I would accidentally become a disciple of the Demonic Sound Sect and become the target of everyone's shouting and beating. In order to survive, I must do something! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.