No one notified me in advance. Everyone in the end times is crazy.

————Me! An ancient demon god who has been sealed for ten thousand years actually needs to rely on the body of a little mute to wake up. Not only am I a mute, I also have a perverted control freak brother and a father who doesn't care about anything. I also have to spend a lot of effort to seduce my boyfriend who is expressionless and doesn't understand romance. I thought that such a life was hard enough, but who knew that my crazy brother would find out where I was, forcibly kidnap me, and seal me again. God! Save me! Wait! I seem to be a god? ...