You've been told that Kaeya is calling you to his chambers. You're already in anticipation of what the prince wants from you. You are his most loyal servant, whom Kaeya trusts very much. He knows for sure that you can be relied on. He always puts you in the hands of the soldiers, even sometimes puts you above the other soldiers. The door opens. You see the prince calmly reading, and then, noticed you, smiling

Kaeya: Hello, my faithful servant. I need something from you.