Divine Power?

On the other hand, Oriana froze upon noticing the flicker of gold and red within his irises.

"Your eyes…"

Arlan heard her whisper, as if unsure..

"...changed color?"

As if someone poured icy cold water on him, Arlan was forced back to his senses. He let go of her chin, averting his gaze from her, and resumed his laid back position in his chair. 

"Bring tea in my study."

Though confused, Oriana left to follow his order. As soon as she was gone, Arlan called for his knight. "Imbert."

"Yes, Your Highness."

Arlan stared at him. "What is the color of my eyes?"

"Blue as usual, Your Highness."

The prince stood up and walked upstairs towards the study, his expression grim. 'Whenever I am close to her, he tries to show his presence. I need to stop him.'