Park So-i

as Su-an

as Self (1 episode)

as Bok I-na (12 episodes)

as Park Ah-in (2 episodes)

as Lee Eun-sol

as Oh Yoo-min

as Lee Mok-dan (12 episodes)

as Ban Ji-eum (young) (12 episodes)

as Young Seo-hyun

as Ro-hee

as Young Oh In-joo (2 episodes)

as Lim Hyun-soo (1 episode)

as Jeong Ha-young (6 episodes)

as Yoon-ah

as Ban-di (1 episode)

as Hwang Jae-In (16 episodes)

as Young Choi Hong-joo (2 episodes)

as Kang Ha-eun (16 episodes)

as Young Seung-yi

as Yoo-min

as Yoon Ji-yoo

as Ye-eun

as Self (1 episode)

as Self (3 episodes)