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"That summer, I met my first love."
Yong-soon is an 18-year-old high school student. She falls in love with her gym teacher, but she thinks her teacher might have a girlfriend. Yong-Soon and her friends try to find out whether he does have a girlfriend, but they can't find any clues. Making things worse, her father brings a new stepmother from Mongolia.
21 Cast Members
Lee Soo-kyung
Yong-soon
Choi Deok-moon
Father
Park Keun-rok
PE Teacher
Kim Dong-young
Bbak-gyu
Jang Hat-sal
Moon-hee
Choi Chan-sook
Che-yook's Mother
Kim Ja-young
Moon-hee's Mother
Park Chul-min
Chief of School Administration
Kim Min-jae
Music Teacher
Choi Yeo-jin
English Teacher
Kim Eung-soo
Principal
Kim Han-na
Athletic Club Senior
Kim Ha-yeon
Young Yong-soon
Kim Young-jae
Birth Mother's Old Love
Lee Na-ra
Birth Mother
Park Ji-yeon
Art Teacher
Jang Hye-jin
Middle-aged Woman
Kim Keum-soon
Supermarket Worker
Na Ae-jin
Athletic Club Member
Han Sa-myeong
New Gym Teacher
