Todoroki, who was captured by The League of Villains , was once used for evil, but once the Academia found the potential in him, they decide he can be used. With a few re programmings and a quirk of a nearby scientist, they were able to revert the harmful desires out of him, leaving a boy who is unable to to take care of itself beyond the most basic of human habits. Having to learn how to live a normal human life, they decide to put a student in charge of teaching him, which just so happens to be Izuku Midoriya, or Deku.
Illustration is not mine nor is Boku No Hero Academia (Obvi) , 18+ may be involved (Smut, Lemon) But there will be mostly fluff, (unless asked otherwise)
Here is a short Katsudeku story.
Izuku Midoriya is a 15 year old quirkless student at UA. He was able to get into the UA through the general studies course. One day during break from school Deku notices a huge explosion in the city. Turns out to be a villian attack and a battle breaks out. His childhood friend Katsuki Bakugo is right in the middle of this attack. Izuku decides to go check if he is ok and rushes towards the attack. In the midst of everything 3 super strong villians appear. Izuku finds childhood friend battling for his life. As the two try escape another huge explosion goes off and traps the two underground in a buildings basement. What happens as these two childhood friends are trapped together for 3 whole days waiting to be found?
WARNING THIS IS A BOY X BOY AND THERE WILL BE SMUT AND FLUFF AND LOTS OF CURSING.