Sun-kyun Lee

Do Hyun-woo

송지효

Jung Soo-yeon

보아

Kwon Bo-young

이상엽

Ahn Joon-young

Hee-won Kim

Choi Yoon-gi

예지원

Eun Ah-ra

이도연

Eun Min-ji

Kim Kang-hoon

Do Jun-soo

Soo-jung Ye

Hyun-woo's mother

김혜옥

Da-ye / "Ms. Jade"

Kim Young-ok

Da-ye's sister in-law

Lee Soo-woong

Kang Seung-hyun