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A character with white hair and a black, toothy mask appears in a series of distorted, high-contrast frames, their face contorting into a wide, unsettling grin as the image flickers between monochrome and a pale yellow tint. The character's expression shifts from a menacing close-up to a distorted, laughing face, ending with a brief, colorful shot of a different character in a school uniform smiling with their fingers on their cheeks.