Nam Shin is a son from a family who runs a large company. After an unexpected accident, he falls into a coma. His mother Oh Ro-Ra is an authority on brain science and artificial intelligence. She creates an android named Nam Shin III which looks like just like her son Nam Shin. The android pretends to be Nam Shin and he has a bodyguard So-Bong.
Seo Kang-joon
Gong Seung-yeon
Lee Jun-hyuk
Park Hwan-Hee
Kim Sung-ryung
Yu Oh-seong
Park Young-kyu
Choi Deok-moon
Kim Hye-eun
Kim Won-hae
Kim Hyun-sook
Oh Hee-jun
Cha Yeob
Chae Dong-hyeon
Cha In-Ha
Cho Jae-ryong
Choi Byung-mo
Seo Eun-Yool
Son Jin-hwan
Oh Joo-eun
Oh Eui-sik
Choi Dae-hoon
Park Bo-Mi
Oh Han-kyul
Lee Joo-Chan