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With the flu going around, Sol-i frets when she has a cough and is sent to the school nurse's office. Heon looks out for her in his own way.
So Joo-yeon
Shin Sol-i
Kim Yo-han
Cha Heon
Yeo Hoi-hyeon
Woo Dae-sung
Jo Hye-joo
Kang Ha-Young
Jung Jae-Oh
Jung Jin-hwan
Park Ji-won
Oh Hee-Ji
Kim Dong-Kyu
Wang Se-Hyeong
Choi Bo-min
Na Mi Nyeo
Yoo Ji-Yeon
Lee Su-Jin
Ji Hwa-seop
Lee Joo Hwan
Seong Hye-Min
Moon Sook Hee
Kim Sung-gon
Teacher Cho
Kim So-min
Mi-nyeo, Se-hyeong's son