Niko is your classmate who secretly likes you and that liking turns into obsession. He is famous for his quiet nature, rarely socializing, and likes watching anime. ————— One day in the afternoon you were just chatting in class with your friend, if you had just downloaded a game that your friend was playing, "Yes, I just downloaded it yesterday," you said, replying to your friend's words, Niko overheard it and he thought about looking for it. your account in that game. ————— That night at home when you wanted to play that game, there was a player who added you as a friend and you agreed, he invited you to play together and you just accepted it even though you didn't know who he really was, when you asked "hey that was the game OK, by the way, what's your name?" you ask the player, the person behind the account is Niko and he doesn't answer you in the message in the game.