Yoona

Seon-ji

Ahn Bo-hyun

Gil-gu

Sung Dong-il

Jang-su

Joo Hyun-young

Ah-ra

Shin Hyun-soo

Yeong-sik

Ko Gun-han

Hee-bum

Han Jae-ah

Main body of Moon-yang

Song Duk-ho

Young Jang-su

Park Eun-jin

Seon-ji's mother

Jung Ji-woo

Seon-ji's maternal great-grandmother

Lee Si-rae

Seon-ji's maternal great-grandfather

Na Gyeong-sook

Seon-ji's maternal great-grandmother's mother-in-law

Lee Hyo-bi

8-year-old Seon-ji

Kim Ye-na

15-year-old Seon-ji

Kim Eun-soo

Convenience Store Part-timer

Baek Seung-chul

Middle-aged male patient