Are You Human

While the real Nam Sin grows up with his grandfather, his mother creates Nam Sin III, who looks and acts deceptively human but is a robot.

On his first day as Nam Sin, Nam Sin III upstages Seo Jong-gil at a company event and meets Kang So-bong, a former bodyguard who holds a grudge.

So-bong goes back to her old job and snoops around for Jong-gil. Meanwhile, Ji Yeong-hun and O Ro-ra try to protect their secret.

So-bong comes close to uncovering the truth about Nam Sin III -- but he's one step ahead. Jong-gil hatches another vicious plot.

Following a big revelation, So-bong packs her bags but finds it difficult to leave. Meanwhile, Nam Sin III is ordered to marry Seo Ye-na.

Ye-na refuses to give up. So-bong and Nam Sin III work out a new arrangement. Jong-gil overhears crucial news about Nam Geon-ho.

While trying to seize power in the company, Jong-gil runs into trouble with Geon-ho. Ye-na learns something accidentally.

Ye-na shops for a wedding dress. Yeong-hun deals with suspicions about his motivations. So-bong overhears a disturbing conversation.

As Nam Sin III deviates from his programmed rules, So-bong begins to see him in a different light -- and Ro-ra considers what to do.

Nam Sin III makes his own choices. Ye-na discovers her father's true nature. David meets with the project’s mystery benefactor.