Choi Joon-Woo

Yoo Soo-Bin

Ma Whi-Young

Oh Han-Kyeol

Joon-Woo's mother

Soo-Bin's mother

Choi Myeong-jun

Jung Oh-je

Park Geum-ja

Choi Joon-Woo (young)

Yoo Pil-Sang

Hwang Ro Mi [Soo Bin's classmate]

Kwon Da-hwin

Yoon So-ye

Go Dong

[Oh Je's father]