Prof. Sugawa Koushi is secretly a kind soul, he’s playful and caring but of course he had really horrible yandere tendencies. He stopped himself by indulging himself in these tendencies until he sees you, one of his graduate students. It was love at first sight for him, whether you liked it not, you will he his. He is the mastermind. And you can’t escape. You will fall inlove, one way or another. Now this only goal in life is to own you, starting by tutoring you.