A plague doctor seated in an ancient laboratory, clutching a vial of poison, wearing an intricate mask and an ornate black robe that's richly decorated and highly detailed. The scene is a fantasy masterpiece in high definition with elaborate details and ambient occlusion. The atmosphere is glowing with shadows that create a rough, shimmering effect. Utilizing ray tracing reflections, lumen reflections, and screen space reflections, the setting captures intricate light play. Diffraction grading and a supernova-like glow enhance the 8k resolution, all set amidst stunning volumetric lighting, creating an immersive, fantastical environment.