Episode 10 S01 E10

Kim Ha-neul (as Oh Wan-soo) Rain (as Seo Do-yoon) Jung Gyu-woon (as Kim Yong-kook) Seo Yi-sook (as Park Mi-ran) Yoon Je-moon (as Han Sang-il) Ki Eun-se (as Jang Tae-ra) Go Yoon (as Yong Min) Kim Young-pil (as Oh Hyeon-soo) Kim Yun-jee (as Seo Ji-yeon) Cho Won-hee (as Kim Du-o) Shin Soo-jung (as Secretary Yun (Wan-soo’s secretary)) Hwang Tae-kwang (as Park Kyeong-ju (Hwain family's head security)) Park Hyun-suk (as Byeon Kkoch-bun (Hwain family's head butler)) Woo Sang-hee (as Kim So-dam (Hwain family's maid)) Jung Joo-yeon (as Lee Jin / "Q1" (Wan-soo's driver)) Fila Lee (as Lee Gyung-suk (Hwain family's maid))

bodyguard romance depressed absurd chaebol