(ultra high res:1.4), (masterpiece), (beautiful lighting:1.4) , Style-DA, Chiaroscuro lighting: Futuristic epic scene - A super beautiful, realistic 8K HDR underwater volcanic cavern teeming with life. Lava flows from fissures in the volcanic rock, illuminating the scene with an otherworldly glow. Populate the cavern with bioluminescent jellyfish, glowing fish in dazzling colors, and strange, otherworldly creatures adapted to the harsh environment. A lone research vessel explores the cavern, its powerful searchlights cutting through the darkness. Masterpiece (Octane/Unreal Engine).  Incorporate intricate details of the volcanic rock formations and the bioluminescent organisms.