Yoo Sun-kyung Seo Yoon-ah as young Yoo Sun-kyung
Orphanage director
Yoon Cha-young Jeon Min-seo as young Yoon Cha-young
Jin Hyun-tae
Pan Hye-jung
Yoon Eun-ja
Lee Ki-hyun / Cha Sung-tan Shin Ki-joon as young Cha Sung-tan
Lee Gook-hwan
Young Cha Sung-tan
Mrs. Jo
Adoptive mother
Lee Do-yeob
Young Yoon Cha-young
Jin Hyun-woong
Jin Je-in Kim So-yeon as young Jin Je-in
Jin Man-bok
