Foreshock (OC x MHA x Katsuki Bakugou)

Set in the world where superpowers, known as "Quirks," have become the pillar of a new superhero society; this story follows Hibino, Chikyū - a young girl on the hunt to find her long lost sister, Kazūko.

Even after six years of no luck and her sister's case being overlooked by busy police and heroes, the youngest Hibino child is dedicated to her dreams to enroll in the prestigious high school for heroes in training. She hopes that one day she can become a hero that helps every one, so no one ever feels alone in the harsh world again.

After the help from her friends, Chikyū joins the Hero Course at Japan's number one educational institute for aspiring heroes. The students of Class 1-A take a trip to the Unforeseen Simulation Joint facility for their rescue skills lessons. However, the vigilante group dedicated to destroying the hero society, known as the League of Villains unexpectedly appear and force the students to survive their first battle agains true villains.

Hibino Chikyū's life is turned upside down once again when she finally finds her sister... working as a terrorist for society's greatest threat...

The League of Villains.