At Night, I'm a Coward

An ancient man who had experienced many battles traveled to modern times by mistake. The people around him, including his dead brothers, all changed their identities and appeared around him one by one, but their personalities were completely different from before. He went from being shocked to being confused to having to accept this cruel reality. He worked hard, studied hard, and finally became a top student. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.