Hisuinochi. A name feared by all as one of the strongest Yakuza. Hisuinochi Kawayuri. A girl that wants nothing to do with her family's business. As she goes through life, she is forced to learn what it means to be a female in a yakuza, meets new friends, and learns good ways to use her quirk.

She's fifteen when she comes across a fork in the road. The left continues to follow her family's wishes, but to lose the freedom and joy she has. The right is to run away from everything and become the hero she always wanted to be, but must leave her mother behind. With a talk with her mother, she finally chooses.

Or

Kawayuri is the oldest daughter of the Oyabun of a yakuza and chooses to become the best hero she could be.

Or

Follow the path of my OC while the world is much crueller, villains are more sadistic and ruthless, and Class 1-A learns what it truly means to be a hero in such a cruel world.