After losing her son, a genius engineer builds herself a robotic replacement. Her true son comes looking for her years later, but will he be ready for the truth?

Thrust into the world of his human counterpart, Nam Shin III shakes things up at PK Group and risks his facade. Kang So Bong chases justice when she finds out she was duped, but how will Nam Shin III deal with her when he's never met her before?

Nam Shin III comes out of the fire and is lauded as a hero, and Kang So Bong appears in front of him, indebted. Executive Director Seo's hitman in the Czech Republic closes in on the human, and defenseless, Nam Shin

So Bong and Reporter Jo chase their suspicions on Shin to the hospital. Meanwhile, PK Motors preps for its first live test of the automated car, but Executive Director Seo will stop at nothing to get to Shin

So Bong's world is turned upside down when she realizes Nam Shin's personality isn't the only thing different about him. Chairman Nam comes up with a polarizing idea to help PK Group save face

The aftermath of Ye Na's dinner flips everything upside-down. Executive Director Seo pounces on the chairman's sickness, and will stop at nothing to find the truth