Characters played by Moon Geun-young
Jae-yeon
Characters played by Kim Tae-hoon
Ji-hoon
Characters played by Sin Dong-ryeok
Neurosurgeon
Characters played by Eun-Chong Go
Hyun-Woo
Characters played by Jung-ki Kim
CEO of Bio Company
Characters played by Seung-chan Lee
Myung-Ho
Characters played by Jeong-Woon Lim
Hyun
Characters played by Ji-Soo Park
Soo-hee
Characters played by Tae-hwa Seo
Mill owner