[CTRL v2.4.2: hyperrealism lock; extreme detail preservation; no stylization; directional keys+spill] a single drop of ink falling into clear water, shot at 1/4000s to capture the crown splash and Worthington jet, the ink forming a perfect toroidal vortex ring as it descends, secondary droplets ejected upward from the impact site, shot with high-speed camera and 100mm macro at f/8, backlit with cool white light to show the ink's transparency, fluid-and-void grade, irreversible diffusion mood