I Woke up in a Madhouse

No one believes what a madman says, because the facts are too sober and drive him crazy. Yes, I am that madman. Sometimes when I tell the truth, others laugh it off, forget it, leave it at that, it doesn't matter, even so, I still have to tell what I have encountered. I still remember that night, I woke up in the middle of the night and discovered the truth of the world...