Ji-won

Yoon Se-ra

Nam-gyeong

Park Hyang-sook

Kim Ji-young

Cho-won's homeroom teacher

Choi Eun-hae

Biology teacher

Kim Ji-young

Song Jeong-ran

Yoon Yeong-Hee

尹英姬

Yoo-mi

Jeong-Suk

Lee Bong-hee

Writer Song

Soo-jin's Mother

Lee Soo-won

Ji-won (segment "Star Shaped Stain")

엄마

Yoo Ha-eun

Psychiatrist

Jo Gyeong Soon

Lee Eun-hee

Dr. Cha

Chief Go's Wife

Jung-hyun

Hwang Mi-Soon

Ji Myeong-Sook

Kim Yeong-eun

Namsan

Han Suk-hee

Hong Bok-hee

Kwon Kyeong-sook

Director of the Stray Dog Center

Kyung-ah

Hong Eun-ah

Kim Tae-eun

Young-hee

Ha Sun-jung

Seo Mi-ri

Jung Jeong-mi

Bok-hee