Lim Ju-kyung
Lee Su-ho
Han Seo-jun
Kang Soo-jin
Lim Hee-kyung
Lim Jae-pil
Hong Hyun-suk
Han Joon-woo
Lim Ju-young
Choi Soo-a
Kim Cho-rong
Young Im Hee-kyung
Jeong Se Yeon [Su Ho & Seo Jun's friend]
Lee Mi Hyang [Seo Jun’s mother]
[Columbus Park]
[Community center grandmother]
[Soo Jin's math tutor]
