R-Rated Idol Seung-ha's Fancy Walk

Seo-yeon is being tutored by Woo-hyeon who is younger than her. She grew interested in her tutor, Woo-hyun, the first time she met him, and he is also fond of Seo-yeon. Seo-yeon succeeded in seducing Woo-hyeon with the help of her friend Min-joo.