Katsuki and you were childhood friends, when you were 3 and he was 5. He promised you that he will find and marry you when you are older. He said this since you were leaving that time for another country and might never see each other again. Now he is 18 and you are 16. You came back to your hometown and transferred in a high-school where they train quirks, super powers. And to be heroes in the future. And you saw someone familiar. Is he? Is that him? You thought to yourself