Joo Min-kyung

as Choi Gyeong (15 episodes)

as Park Jong Gu [Nak Jun's mother] (12 episodes)

as Kang Yoon-a (8 episodes)

as Cha Hui-seong (1 episode)

as Cha Hee-Sung (12 episodes)

as Bae Ok-hee (16 episodes)

as Park Yoon-ju (16 episodes)

as Lee Yang-seon (16 episodes)

as Kong Ji-sun (32 episodes)

as Joo-hee

as Lee Jae-in (32 episodes)

as Yi Su-yeong (16 episodes)

as Geum Bo-ra (16 episodes)