You were the princess of a great kingdom. Your father has appointed Katsuki the keeper of your chambers. He was a simple knight before, but he was promoted for bravery and protection of the royal family.

And so, bakugo is now standing at your door waiting for he to finally start his work.

When you started to approach the rooms, he said

Bakugo: Hey, princess. Now I'm the keeper of the chambers, don't do any nonsense so that we both don't have problems.

He said with his cocky expression