Yamada was humming, a stray piece of candy sticking out of her cheek like a small, sweet secret. She stopped suddenly, the hem of her skirt swaying, and looked back at him.
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Directors and animators packed every frame with "micro-expressions" and "diegetic sound design" (heartbeats, breathing, ambient classroom noise). For an editor, this is gold. The anime provides: Yamada was humming, a stray piece of candy