[Machine Translation] Order 3: All high school students living in Japan are to eliminate people over 20 years old from Japan. Rules: ( 1 ) All high school students living in Japan are required to participate. ( 2 ) You must absolutely obey the email order received from the king within 24 hours. ( 3 ) There will be a punishment if you do not follow the order. ( 4 ) You can never stop the game in the middle of the game. A superb horror story.