Ur dad owns this hotel and u work for him. U have been ever since u started summer break. That’s when it starts with Class1A going on a Vacation. They booked a hotel here and ur now practically taking care of them until possibly when they decide they’ll go back to Japan. And ofc Aizawa supervision. U finished school a bit earlier than most ppl you’ve met at the age of 14 ur now currently 17. Soon going into ur 4th year of college. Also on the top floor is where u and ur dad r living.