Self-Intrusion

Joel, the founder of artificial intelligence, left behind a puzzle called "Joel's Secret Room" after he left the world. It is said that it contains important information to destroy and save the world, but there is no clue to the method of solving the puzzle. The protagonist Metallo is inexplicably involved in the puzzle. He discovers that the truth is always just the "truth" that others let you see. All the adventures caused by the puzzle come as planned. What is the truth? What does Joel hide in his secret room? Please join Metaro in "Self-Invasion"! Special statement: The plot of this work is mind-boggling, the twists are weird, and it is black and white. If anyone has mental problems after reading it, the author is not responsible, so read with caution!