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