I'm Really Three-dimensional

Why did Shiyu of Kasumigaoka send out a gorgeous rebellion to the original author?Why was Yukino Yukino's minister of service robbed and even his lines robbed?Why did Kaguya Shinomiya slash the head of an unknown creature with a fire axe?Behind all of this, is the distortion of human nature or the decline of morality?Is it the explosion of the three-dimensional or the helplessness of the Two-dimensional?Please pay attention to [Hedgehog Cat] annual giant presentation "I am really three-dimensional"…………In short, it's a spoiler, admitting that you are a traveler and have a system!