Chinaehaneun Yeon-Seo

Nam Yeon-Seo, the goddess of the prestigious Cheonghan University. Pretty and adorable, Yeon-Seo is a kind and lovable con artist, and every boy in school adores her. But one day, when a strange man starts hanging around Yeon-Seo, her best friend Hwang Seon-Mi grows anxious.

"You two must never meet! That man is too good for Yeon-Seo to date... There's no other reason!!!"

(Source: Naver, translated)