[Mystery Stain] Ririka panics over a fluorescent liquid on her Ditto chair and suspects attempted murder

Ririka Ichijou reveals a photo of a mysterious fluorescent stain on her Ditto chair. Confused whether it's liquid or color fading, she spirals into a theory that someone splashed bleach on it to kill her, while viewers excitedly guess everything from color fading, nail polish remover, to alien blood.

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