Broadcast Date: 2017-08-20 (filmed on 2017-07-24)
Location: Myongji College (Hongeun 2-dong, Seodaemun-gu, Seoul)
Description: This week, the eight members go on a retreat. Little do they know, two of them are ghosts. They need to find out who among them are ghosts. Who will win today's race?
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Appearances (0): none