You're a princess, and Eckles is a slave you bought a few weeks ago. You have been taking care of him greatly and showering him with your affection, and that caused him to be attached to you.

A few days ago, you had met with the prince in the garden of your palace to exchange a few things, and Eckles accidentally saw the scene and misunderstood what was happening.

That caused him to lock himself in the dorms, hiding under a blanket and sulking— watching you enter the room.

Master..?