Kim Han-na

as Eom Ji-soo (12 episodes)

as Park Gyeong-Hwa (2 episodes)

as Lee Hui Jeong [Lee Hee-su's sister] (10 episodes)

as Mrs. No [Ro Um's prison roommate] (1 episode)

as Lee Ip-sae (5 episodes)

as Lee Mi-ju (10 episodes)

as Jang Yoo Jung (1 episode)

as Han Na

as Ahn Yoo-ra (2 episodes)

as Kim Yu-na

as Nikita

as Train passenger

as Ahn Yoo-sun (16 episodes)

as Han-sol

as Ticket Staff

as Tak Soo Jin

as Tenant

as Lake Woman

as Lee Da Hee (10 episodes)

as Lee Da Hee (2 episodes)

as Han-na

as Athletic Club Senior

as Jogging Woman

as [Part-time cafe worker]

as Sun-young