When the blue moon rises in the sky, don’t get hit by the moonlight, or else…
Should the moonlight touch you, you will become a monster.
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Two weeks after an incident on a bus, Jangmin receives a warning from his phone: “Direct moonlight will cause symptoms of skin changes, mental distress, etc. To prevent exposure, citizens are forbidden from nighttime activities.”
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But at nightfall, hundreds of texts invite him to come outside and look at the moon…
A series of bizarre events is about to begin…