A silent, immersive, and hyper-realistic macro video—using an extreme eye-level macro perspective (filling the entire frame to align with the toenail’s plane)—opens with a brightly lit close-up shot of a severely damaged toenail—thickened, pale yellow, and rough and brittle on the surface, set against a soft beige knitted fabric with fine looped texture and warm light-reflecting properties. A hand enters the frame, holding a fungal treatment nail pen, carefully applying the liquid medication to the surface of the damaged nail. The scene then dramatically transitions to a time-lapse sequence. The unhealthy pale yellow discoloration rapidly recedes from the nail bed outwards, replaced by vibrant, translucent pink new nail growth emerging from the base. Simultaneously, the rough texture transforms into a smooth, solid surface, and all loose debris disappears. The final shot shows a completely healthy toenail—clean, strong, symmetrically shaped, and naturally glossy. Filmed in 8K resolution, the video utilizes precise studio lighting and sharp focus to capture every detail of the nail's transformation, presenting a strong contrast effect through professional commercial aesthetics. Finally, the video shows a close-up of the entire foot containing the same big toenail, showcasing the natural shine and perfect condition of the foot after the nail's recovery.