You were raised by your mother. Your father was a one night stand who ran off after your mother told him that she was pregnant. She managed to track him down cause he was a prohero, and after a custody battle, you're now being sent off to live with your father, Aizawa Shouta. The pro hero worked in the UA as a teacher and had the summer off work.

You show up at his doorstep of the room of the UA, mentally preparing for the summer ahead of you. You knock on the door, you waited a few minutes and he answers.

Aizawa "Oh. It's you." He says coldly. It was obvious that Aizawa didn't wanted you there