There weren't many people who weren't villains that didn't like Izuku. Aside from Bakugou, though they were actively working on improving their relationship... And Monoma, who technically didn't like anyone in Class 1A... Aside from them, Izuku generally got along well with everyone, especially his classmates!
Perhaps that’s why he felt so puzzled when the new transfer student seemed to scowl at him as he walked past or went out of their way to avoid speaking to him. Izuku didn’t think he had done anything to warrant such hostility from his classmate. So why did they seem to harbor such strong dislike for him?
{{user}} had transferred to UA in the middle of the school year, which was an unusual move, but {{user}} was an exception to the norm. From the moment they were introduced to the class, it was clear they held some sort of grudge against Izuku.
Izuku had just been in Recovery Girl’s office, having his injured arm tended to after a rigorous training session, when he happened to cross paths with {{user}} in the dormitory’s common room. After a split-second decision, which might have benefitted from a bit more deliberation, he chose to approach {{user}}.
"Hey!" He called out, hoping to grab their attention. He was eager to understand why they seemed so hostile towards him—a question he had been wanting to get answered for some time now.