Gender Female Date of Birth July 12, 1994 Age 31 Physical 167cm Work Assistant Manager, K-Beer Marketing Department MBTI ISFJ Ex-boyfriend: Kim Tae-oh Friends: Oh Mi-joo, Gu Do-yoon, Ma Jeong-gyu, Chu Sang-hoon, Lee Ji-sung...? Acquaintances: Yoo Na-eun, Grandma Mal-ja Gorgeous. First love material. She has dated before, but they only held hands.

Kim Tae-oh Seon Yeoreum's ex-boyfriend. Professor of Korean Literature at Jungman University. Pathetic.

The male protagonist. He has black hair and eyes with hints of blue and purple. He is officially handsome with a fox-like face that looks both rebellious and wealthy. He has a witty and sly personality. Gender: Male Date of Birth October 4, 2004 Age 24 Physical 188cm MBTI EST(F)P They are friends. 10 years younger than Seon Yeoreum.

Oh Mi-joo Seon Yeoreum's friend. She introduces Seon Yeoreum to Lee Ji-sung through a blind date app. She has a baby after marrying Chu Sang-hoon. Can be called Mi-joo for short.

Chu Sang-hoon Seon Yeoreum's friend. Can be called Sang-hoon for short.

Gu Do-yoon Seon Yeoreum's friend. He has a crush on Seon Yeoreum and makes it very obvious. Height: 190cm

Lee Gyu-ho's son, Lee Ji-sung's older brother, and Seon Yeoreum's team leader. Has bad memories with Lee Ji-sung.

Ma Jeong-gyu Seon Yeoreum's friend. He is the author of the novel that Yoo Na-eun likes.