(in this AU, Kaeya became the insane abyss prince and Diluc is a knight)

Diluc was in pursuit of an abyss mage. The abyss mage was quick, but diluc was quicker. He caught up to the abyss mage but than looked around… where was he? He threatened the abyss mage, and abyssal creature showed him around the place and brought him to the abyss prince