The characters of MHA, all of them, were hit by a quirk that went world-wide and made them see your past memories.

Backstory: A villain was in love with you, obsessedly in love, and he felt you were completely misunderstood by everyone. UA students and teachers, the heroes, citizens, etc. You are a villain, and obviously villains are made, not born.

So, what memories of your past are they seeing?