[Pronunciation: E-HAR-GON]

Lee Chaerin, Park Bom, Sandara Park, and Gong Minji are now seniors in high school. A month before the first day of school, these four best friends go out for a road trip but what happens when an accident comes upon them and they are found by the people of Exargone, a city that is "not-surfaced"? If they meet an entire population of supernaturals and a-

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