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Hwi-oh trains Min-kyung in the basics of self-defense. But soon, Min-kyung's anxiety returns in full force with the arrival of a sudden piece of mail.
First Air Date : May 24, 2021
Last Air date : Jun 21, 2021
Episode : 13 Episode
Season : 1 Season
Runtime: 35 minutes
Studio: Kakao TV
Country: South Korea