Chapter 960: Chapter 960 - 822: Magic Potion Refining_2

But his eyes were nothing like those of an elderly man. The deep brown pupils beneath slightly relaxed eyelids flickered with a sharpness belonging to the young.

Not a deliberate sharpness, but the kind of unyielding focus that comes from years of intense mental labor.

When he shifted his gaze from the flask to Duke, Duke felt as if he was being analyzed, not merely observed.